Math Calculators
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convert numbers to Roman numerals
Free online percentage calculator for all your percentage calculations. Calculate X% of Y, find what percentage X is of Y, and more.
Convert hexadecimal numbers to decimal format instantly with our free online hex to decimal converter tool.
Calculate percentage change between two values, percentage increase/decrease, and new values from percentage change
Free online fractions calculator to perform addition, subtraction, multiplication, and division of fractions. Supports simple and mixed fractions with step-by-step solutions.
Free online basic calculator for addition, subtraction, multiplication, and division with a clean, user-friendly interface.
Add fractions with step-by-step solutions. Enter numerators and denominators to get the sum with detailed calculations.
Add multiple numbers together with our free online addition calculator. Get instant results and step-by-step calculations.
Calculate antilogarithm (inverse logarithm) values online. Supports base 10 and natural logarithm (e) calculations with step-by-step solutions.
Calculate the inverse cosine (arccos) of any value with our free online calculator. Get accurate results in radians or degrees.
Calculate the inverse sine (arcsin) of any value with our free online calculator. Supports both radians and degrees with real-time results.
Calculate the inverse tangent (arctangent) of any number with our free online arctan calculator. Supports both radians and degrees output.
Convert numbers between binary, decimal, hexadecimal, octal and other number bases with our free online base calculator tool.
Perform arithmetic operations on binary numbers with our free online binary calculator. Add, subtract, multiply, and divide binary numbers instantly.
Perform arithmetic operations on complex numbers with real and imaginary parts. Calculate magnitude, phase, and convert between rectangular and polar forms.
Calculate discrete convolution of two sequences with step-by-step results
Free online cosine calculator to calculate cosine values for any angle in degrees or radians. Fast, accurate, and easy to use.
Calculate division of fractions with step-by-step solutions and detailed explanations
Calculate division with quotient and remainder. Fast and accurate division calculator for any two numbers.
Calculate exponents and powers with our free online exponent calculator. Supports positive and negative exponents, decimal numbers, and provides step-by-step solutions.
Calculate factorial of any number instantly with our free online factorial calculator. Supports large numbers with step-by-step calculation display.
Simplify fractions to their lowest terms instantly with our free online fraction simplifier calculator. Reduce fractions with step-by-step solutions.
Calculate the greatest common factor (GCF) of two or more numbers using our free online calculator with step-by-step solutions.
Perform hexadecimal arithmetic operations (addition, subtraction, multiplication, division) and convert between hex, decimal, and binary numbers with our comprehensive hex calculator.
Calculate the least common multiple (LCM) of two or more numbers instantly with our free online LCM calculator tool.
Calculate natural logarithm (ln) of any number with our free online calculator. Fast, accurate, and easy to use.
Free online log calculator to calculate logarithm, natural logarithm, and antilogarithm with different bases. Fast, accurate, and easy to use.
Calculate multiplication of numbers with our free online multiplication calculator. Fast, accurate, and easy to use.
Calculate multiplication of fractions with step-by-step solutions. Free online tool for students and teachers.
Calculate percentage error between experimental and theoretical values with our free online calculator
Calculate the missing side or angle of a right triangle using the Pythagorean theorem. Free online calculator with step-by-step solutions.
Free online quadratic equation calculator that solves quadratic equations using the quadratic formula. Find roots, discriminant, and step-by-step solutions.
Free online ratio calculator that simplifies ratios, solves proportions, and calculates scale factors. Perfect for math, cooking, engineering, and everyday calculations.
Free online remainder calculator that calculates the remainder when one number is divided by another. Perfect for modulo operations, programming, and mathematical calculations.
Free online right triangle calculator that calculates all sides, angles, area, and perimeter of right triangles. Perfect for geometry, construction, and trigonometry calculations.
Free online root calculator that calculates nth root, square root, cube root, and other roots of any number. Perfect for mathematics, engineering, and scientific calculations.
Free online scientific notation calculator that converts numbers to/from scientific notation and performs arithmetic operations. Perfect for scientific calculations, engineering, and mathematics.
Free online simple calculator for basic arithmetic operations including addition, subtraction, multiplication, and division. Easy-to-use interface with keyboard support and step-by-step calculations.
Free online sine calculator that calculates the sine of any angle in degrees or radians. Perfect for trigonometry, mathematics, physics, and engineering calculations with step-by-step solutions.
Free online square root calculator that calculates the square root of any positive number. Perfect for mathematics, engineering, and science calculations with step-by-step solutions and verification.
Free online subtracting fractions calculator that calculates the difference between two fractions. Perfect for mathematics, education, and homework with step-by-step solutions and simplification.
Free online subtraction calculator that calculates the difference between two numbers. Perfect for basic arithmetic, mathematics, and education with step-by-step solutions and borrowing explanations.
Free online tangent calculator that calculates the tangent of any angle. Perfect for trigonometry, mathematics, and education with step-by-step solutions, multiple angle units, and quadrant analysis.
Generate arithmetic sequences with custom first term, common difference, and number of terms. Perfect for math education and sequence analysis.
Generate geometric sequences with custom first term, common ratio, and number of terms. Perfect for math education and exponential growth analysis.
Generate and visualize Pascal triangle with customizable rows, highlighting patterns, and mathematical properties. Perfect for combinatorics and mathematical education.
Generate random number matrices with customizable dimensions, value ranges, and formatting options. Perfect for mathematical exercises, data analysis, and educational purposes.
Generate random vectors with customizable dimensions, value ranges, and formatting options. Perfect for linear algebra, machine learning, and mathematical research.
Calculate the transpose of any matrix with our free online Matrix Transpose Calculator. Perfect for linear algebra, mathematics, and engineering applications.
Calculate the inverse of any square matrix with our free online Matrix Inverse Calculator. Perfect for linear algebra, mathematics, and engineering applications.
Calculate the determinant of any square matrix with our free online Matrix Determinant Calculator. Perfect for linear algebra, mathematics, and engineering applications.
Calculate and generate digits of Pi (π) with our free online Pi Digits Calculator. Perfect for mathematics, education, and research applications.
Calculate and generate digits of E number with our free online E Digits Calculator. Perfect for mathematics, education, and research applications.
Calculate and generate digits of Phi (Golden Ratio) with our free online Phi Digits Calculator. Perfect for mathematics, art, architecture, and design applications.
Generate identity matrices of any size with our free online Identity Matrix Generator. Perfect for linear algebra, mathematics education, and matrix operations.
Add two matrices together with our free online Matrix Addition Calculator. Perfect for linear algebra, mathematics education, and matrix operations.
Subtract two matrices of the same dimensions with step-by-step solutions and detailed explanations.
Multiply two matrices with step-by-step solutions, dimension validation, and detailed explanations for matrix multiplication operations.
Generate the famous Look and Say sequence starting from any number. Explore this fascinating mathematical sequence with step-by-step generation and detailed explanations.
Calculate and generate Fibonacci numbers sequence with customizable parameters. Free online tool for mathematical sequences.
Calculate and generate Lucas numbers sequence with customizable parameters. Free online tool for mathematical sequences similar to Fibonacci.
Generate custom Fibonacci-like sequences with any starting values F(0) and F(1). Free online tool for mathematical sequence generation.
Calculate and generate linear recurrence sequences with custom coefficients and initial values
Test if any number is prime or composite with detailed analysis, factors, and mathematical properties
Calculate and display the prime factorization of any number with step-by-step breakdown and detailed analysis
Calculate and display all divisors of any positive integer with detailed analysis, factor pairs, and mathematical properties
Generate sequences of square numbers with customizable range, count, and formatting options
Generate sequences of cube numbers with customizable range, count, and formatting options
Generate sequences of powers of two with customizable range, count, and formatting options
Generate sequences of powers of ten with customizable range, count, and formatting options
Round numbers to specified decimal places with different rounding methods
Sort a list of numbers in ascending or descending order with various sorting options
Sort the individual digits of a number in ascending or descending order
Randomly shuffle the individual digits of a number using Fisher-Yates algorithm
Filter a list of numbers based on various criteria like range, parity, divisibility, and more
Calculate the sum of digits in any number instantly with our free online digit sum calculator. Perfect for mathematics, programming, and educational purposes.
Calculate the product of digits in any number instantly with our free online digit product calculator. Perfect for mathematics, programming, and educational purposes.
Find the maximum number from a list of numbers with our free online calculator. Enter numbers separated by commas, spaces, or new lines to instantly find the largest value.
Find the minimum number from a list of numbers with our free online calculator. Enter numbers separated by commas, spaces, or new lines to instantly find the smallest value.
Convert any number to its closest power of two with our free online calculator. Find the nearest power of 2, check if a number is a power of two, and get detailed calculations.
Convert any number to scientific notation (power of ten) with our free online converter. Express large and small numbers in standard scientific format with detailed calculations.
Convert any number to negadecimal (base -10) with our free online converter. Express numbers in negative base representation with detailed calculations and examples.
Generate palindromic numbers with our free online palindrome creator. Create numbers that read the same forwards and backwards with customizable length and patterns.
Check if a number is a palindrome with our free online palindrome validator. Enter any number to instantly verify if it reads the same forwards and backwards.
Remove specific digits from integer numbers with customizable options
Perform NAND (NOT AND) logical operations on binary numbers with step-by-step calculations and truth table display
Convert numbers between binary, decimal, octal, and hexadecimal number systems instantly. View all conversions at once.
Convert binary numbers to octal format instantly. Free online binary to octal converter with real-time conversion and step-by-step results.
Calculate XOR (exclusive OR) operations on binary numbers instantly. Free online XOR calculator for binary operations.
Perform bitwise operations (AND, OR, XOR, NOT, shifts) on binary numbers instantly. Perfect for programmers and computer science students.
Convert hexadecimal numbers to octal format instantly. Free online hex to octal converter with real-time conversion.
Convert decimal numbers to binary format instantly. Free online decimal to binary converter tool with real-time conversion.
Convert hexadecimal numbers to binary format instantly. Free online hex to binary converter tool.
Reverse hexadecimal digits instantly with optional 0x prefix support, validation, and one-click copy/download.
Calculate bitwise AND across binary, decimal, or hexadecimal numbers with auto-detection.
Convert decimal numbers to octal representation.
Calculate XNOR operation for binary inputs
Calculate bitwise NOR for binary, decimal, or hexadecimal inputs instantly.
Generate a list of prime numbers sequentially or within a specific range. Free, fast, and customizable.
Generate lists of Fibonacci numbers up to custom limits or specific ranges. Precise calculations using BigInt, custom separators, and fast client-side rendering.
Generate lists of Negafibonacci numbers (Fibonacci sequence for negative indices). Calculations using BigInt with mathematically correct signs, customizable formatting, and instant display.
Generate list of Fibonacci primes instantly. Fast browser-side calculations using BigInt with customizable ranges, indices, separators, and number bases.
Generate list of Fibonacci words based on customized substitution rules or iterations. Real-time rendering, sequence stats, golden ratio convergence ratio, and easy copy/download.
Generate custom Tribonacci words and ternary sequences from custom substitution rules. Real-time rendering, word statistics, and tribonacci constant convergence analysis.
Generate customizable sequences of Lucas numbers using high-precision math.
Generate negalucas numbers with negative indices using high-precision math.
Generate sequences of prime Lucas numbers with exact indices and customizable number formats.
Generate abundant numbers within a range or find the first N abundant numbers.
Generate deficient numbers within a range or find the first N deficient numbers.
Generate perfect numbers using high-precision calculations.
Generate almost perfect numbers (powers of 2) using high-precision math.
Generate terms of the Thue-Morse sequence instantly with custom symbols, formats, and download options.
Generate regular paperfolding sequences (dragon curve sequences) with custom symbols, directions, and instant download.
Generate terms of the self-describing Kolakoski sequence with custom run characters and instant copy or download options.
Generate terms of Gijswijt's slow-growing sequence (curling numbers) with configurable range and format.
Generate terms of the Rudin-Shapiro (Golay-Rudin-Shapiro) sequence with customizable count and output format.
Generate terms of the Baum-Sweet binary sequence with configurable count and output separator.
Generate terms of the Moser-de Bruijn sequence, numbers whose base-4 representation contains only digits 0 and 2.
Check if any integer belongs to the Fibonacci sequence instantly. Enter a number to test its Fibonacci status.
Randomize or shuffle the order of hexadecimal digits in any hex string with real-time formatting options.
Rotate hexadecimal strings by a user-specified offset value instantly.
Convert hexadecimal numbers into standard Roman numerals with real-time decimal mapping and step-by-step mathematical decomposition.
Convert Roman numerals to their hexadecimal equivalents instantly with step-by-step mathematical decomposition.
Convert decimal integers to their hexadecimal representation in real-time, with step-by-step breakdown of base-16 division.
Convert octal numbers to their hexadecimal representation in real-time, with step-by-step mathematical decomposition.
Convert hexadecimal values to Gray code representation instantly. Learn the mathematical transition between binary, hex, and Gray code.
Convert Gray code values back to hexadecimal strings instantly. Accurate real-time conversion with step-by-step breakdown.
Convert hexadecimal values to Binary Coded Decimal (BCD) instantly. Visual representation of hex to BCD encoding.
Convert Binary Coded Decimal (BCD) values to hexadecimal format instantly in your browser.
Add multiple hexadecimal numbers instantly with step-by-step mathematical calculations and decimal representation.
Multiply multiple hexadecimal numbers instantly in your browser with step-by-step mathematical calculations and decimal representation.
Perform bitwise AND operation on multiple hexadecimal numbers instantly with step-by-step calculations and binary representation.
Perform bitwise NAND operation on multiple hexadecimal numbers instantly with step-by-step calculations and binary representation.
Perform bitwise OR operation on multiple hexadecimal numbers instantly with step-by-step calculations and binary representation.
Perform bitwise XOR operation on multiple hexadecimal numbers instantly with step-by-step calculations and binary representation.
Convert octal numbers (base 8) to binary format (base 2) instantly with options for custom separators and bit groupings.
Convert binary numbers (base 2) to decimal format (base 10) instantly with support for negative numbers, arbitrary precision, and large numbers.
Convert octal numbers (base 8) into Binary Coded Decimal (BCD) sequences instantly with configurable bit separators.
Convert Binary Coded Decimal (BCD) sequences back into octal numbers (base 8) instantly with validation.
Convert decimal numbers (base 10) into Binary Coded Decimal (BCD) sequences instantly.
Convert Binary Coded Decimal (BCD) values to their decimal equivalents instantly with real-time conversion and step-by-step breakdown.
Convert a standard binary string to its corresponding Gray code equivalent with real-time feedback and step-by-step bit logic explanation.
Convert reflected Gray code strings back to standard binary strings with instant real-time decoding and step-by-step bit calculations.
Convert octal (base-8) values into their corresponding reflected binary Gray code representations in real-time.
Convert reflected binary Gray code strings back to standard octal (base-8) values in real-time.
Convert any decimal integer into reflected binary Gray code with step-by-step bitwise explanation.
Convert reflected binary Gray code back to its decimal equivalent with step-by-step explanation.
Convert negative decimal integers to various binary representations including Twos Complement and Ones Complement.
Decode negative binary numbers using various binary representations back to decimal. Supports twos complement, ones complement, sign-magnitude, offset binary, and negabinary.
Convert standard binary numbers (base 2) to negabinary (base -2) representation with step-by-step explanation and real-time processing.
Perform bitwise AND operation on multiple binary numbers with step-by-step bit-level breakdown and real-time calculation.
Perform bitwise OR operation on multiple binary numbers with step-by-step bit-level breakdown and real-time calculation.
Perform bitwise NOR operation on multiple binary numbers with step-by-step bit-level breakdown and real-time calculation.
Perform bitwise XOR operation on multiple binary numbers with step-by-step bit-level breakdown and real-time calculation.
Perform bitwise XNOR operation on multiple binary numbers instantly.
Perform bitwise NOT (inversion) operation on multiple binary numbers instantly.
Count the total number of 1 bits (Hamming weight) in any binary sequence instantly.
Count the total number of 0 bits in any binary sequence instantly.
Reverse the bit sequence of any binary numbers instantly in your browser.
Randomly shuffle the sequence of bits in any binary number instantly.
Rotate binary bits left or right (circular shift) with configurable shift count and step-by-step bitwise movement table.
Perform bitwise logical or arithmetic left shift operations on binary sequences with customizable bit width and shift count.
Shift binary bits to the right using logical or arithmetic (sign-preserving) shift with adjustable shift count and bit width.
Generate custom lists of random or sequential integer pairs within a specified range, with customizable separators and formatting.
Generate custom lists of random or sequential integer triples (groups of three) with configurable ranges, formatting, and separators.
Convert any integer into a palindromic number instantly. Turn numbers into palindromes using mirroring, centering, fold symmetry, or step-by-step algorithms.
Arrange a sequence of digits or numbers into a decorative zigzag ASCII wave or digital snake pattern with custom heights and backgrounds.
Decompose any positive integer into a sum of smaller integers. Generate all mathematical partitions or specify custom addend constraints.
Decompose any positive integer into a product of smaller integers. Find all possible factor combinations with customizable ordering and symbols.
Increment a list of integers by a specified value. Add positive or negative numbers to multiple integers instantly with flexible separators.
Increment each digit of an integer individually with customizable increment values and overflow options.
Insert custom separators or spaces between individual digits of any integer with flexible grouping controls.
Reverse the digits of any integer or list of integers while preserving negative signs and non-numeric text.
Map and replace individual digits (0-9) in any integer with custom characters, words, letters, or emojis.
Shorten integers by truncating digits from the start or end to a specified length with customizable visual marks.
Calculate the cumulative running sum of a list of integers.
Calculate the cumulative running product of a list of integers.
Quickly change the sign of an integer from the comfort of your browser.
Quickly split an integer into groups from the comfort of your browser.
Merge separate digits or partial integers into a single large integer instantly.
Round a list of integers to any precision (tens, hundreds, thousands) using custom rounding methods.
Generate set-theoretic Von Neumann ordinals for any integer.
Generate set-theoretic Zermelo ordinals for any integer.
Generate customizable sequences and ranges of integers with custom steps and formatting.
Analyze digit frequency, count total values, and check for Benford's Law in any sequence of integers.
Sort numbers in ascending or descending order instantly. Free online number sorter with multiple input formats and real-time sorting.
An advanced free online scientific calculator to solve complex mathematical equations, algebraic problems, trigonometry, logs, exponents, and more.
Free online volume calculator for spheres, cones, cubes, cylinders, and other 3D shapes. Calculate volume in multiple units instantly.
Free online slope calculator for finding the slope, angle, distance, and equation of a line between two points or from a point and slope.
Calculate the area of rectangles, triangles, circles, trapezoids, ellipses, sectors, and parallelograms. Free online area calculator with instant results.
Calculate any circle value from any other value. Enter radius, diameter, circumference, or area and instantly compute all other circle measurements.
Solve any triangle by entering 3 values (sides and/or angles). Compute area, perimeter, median, inradius, circumradius, and all missing sides and angles.
Calculate arithmetic, geometric, and Fibonacci number sequences with our free online number sequence calculator. Find nth terms, sums, and generate sequences instantly.
Calculate permutations (nPr) and combinations (nCr) instantly with step-by-step results. Free online combinatorics calculator.
Calculate distance between two points in 2D, 3D, or on Earth using latitude and longitude. Free online distance calculator.
Calculate the surface area of spheres, cones, cubes, cylinders, rectangular tanks, capsules, spherical caps, conical frustums, ellipsoids, and square pyramids. Free online surface area calculator with instant results.
Find all positive factors and factor pairs of any number instantly. Free online factor calculator with prime factorization and detailed divisor information.
Perform arithmetic operations on very large numbers with high precision. Free online big number calculator supporting addition, subtraction, multiplication, division, exponentiation, and more.
Perform long division with step-by-step calculations showing quotient, remainder, and decimal results
Calculate the absolute difference between two numbers. Free online absolute difference calculator showing the distance between values on a number line.
Calculate the absolute value of any number instantly. Free online absolute value calculator with step-by-step explanation.
Solve quadratic equations by completing the square method. Free online completing the square calculator with step-by-step solutions.
Calculate the cube of any number instantly. Free online cube calculator (x3) with step-by-step multiplication.
Solve cubic equations of the form ax³ + bx² + cx + d = 0 instantly. Free online cubic equation solver with step-by-step real and complex solutions.
Factor expressions using the difference of two squares identity (a² - b² = (a + b)(a - b)) instantly. Free online factoring calculator with step-by-step solutions.
Calculate the dot product of two or more vectors instantly. Free online dot product calculator with step-by-step solutions for vectors in 2D, 3D and n-dimensional space.
Calculate fractional exponents (x^(n/d)) online free. Solve rational exponents and radicals with step-by-step solutions. Supports positive, negative, and decimal bases.
Solve for the exponent n in the exponential equation x^n = y. Free online exponent solver with step-by-step solutions using logarithms.
Multiply two binomials using the FOIL method with step-by-step solutions. Free online FOIL calculator for expanding algebraic expressions.
Calculate very large exponent values with BigInt precision. Free online large exponent calculator supporting up to 7-digit bases and 5-digit exponents.
Solve logarithmic equations of the form log_b(x) = y for any unknown variable. Enter any two values to find the third.
Calculate the percentage difference between two positive numbers. Find the percent difference using the average of two values.
Calculate the percentage increase from one value to another. Find the percent increase between starting and final values instantly.
Calculate the percentage decrease from one value to another. Find the percent decrease between starting and final values instantly.
Simplify radical expressions online. Free radical simplifier that shows step-by-step work using prime factorization to simplify square roots, cube roots, and nth roots.
Calculate the square of any number instantly. Free online square calculator x² that shows step-by-step multiplication for positive and negative numbers.
Add, subtract, multiply and divide Roman numerals with step-by-step solutions. Perform arithmetic operations on Roman numerals and convert results between Roman and Arabic numbers.
Calculate multifactorials including double factorial, triple factorial, quadruple factorial, and quintuple factorial with our free online multifactorial calculator.
Calculate the number of odd permutations for a set of n elements using the formula n!/2. Free online odd permutations calculator with instant results.
Calculate the number of ways to arrange n distinct objects in a circle using (n-1)!. Free online circular permutation calculator with instant results.
Calculate permutations with replacement (n^r) where order matters and elements can be reused. Free online permutation with replacement calculator.
Convert betting odds (A:B) into probability percentages. Calculate chance of winning and losing from fractional odds with step-by-step formula.
Calculate the area, circumference, and radii of an annulus (ring shape). Enter any 2 known values (outer/inner radius, circumference, or area) and instantly compute all other annulus measurements.
Calculate the midpoint between two points in a 2D plane. Enter coordinates (x1,y1) and (x2,y2) to instantly find the midpoint using the midpoint formula.
Calculate parallelogram area, perimeter, diagonals, and angles. Enter base, side length, and angle or height to instantly compute all parallelogram properties.
Calculate regular polygon properties including side length, area, perimeter, inradius, circumradius, interior and exterior angles. Supports 3 to 1000 sides.
Calculate rectangle properties including area, perimeter, and diagonal. Enter any two values to compute all rectangle dimensions instantly.
Calculate rhombus properties including side length, angles, diagonals, height, perimeter, and area. Enter any two values to compute all rhombus dimensions instantly.
Calculate the area and perimeter of a geometric stadium shape. Enter the radius and side length to compute the stadium area and perimeter instantly.
Solve diamond problems by entering any two values (product, sum, factor A, or factor B) to find the missing numbers instantly.
Calculate golden ratio values with this easy-to-use tool. Enter any term to find missing values that satisfy the golden ratio (A+B):A = A:B = 1.618.
Calculate the volume, surface area, and circumference of a capsule (stadium of revolution). Enter radius and side length to compute capsule properties instantly.
Calculate the volume, surface area, slant height, and angles of a right circular cone. Enter radius and height to compute all cone properties instantly.
Calculate properties of a conical frustum (truncated cone) including volume, surface area, slant height, and angles. Enter top radius, bottom radius, and height.
Free online cube shape calculator. Calculate the volume, surface area, face diagonal, and solid diagonal of a cube given any one known dimension.
Free online cylinder calculator. Calculate the volume, lateral surface area, top/bottom surface area, and total surface area of a right circular cylinder given radius and height.
Free online hemisphere calculator. Calculate the volume, curved surface area, base surface area, total surface area, and circumference of a hemisphere given any one known dimension.
Calculate properties of a square pyramid including volume, surface area, slant height, and angles. Enter side length and height.
Calculate the volume of a square or triangular pyramid frustum (truncated pyramid) using top side, bottom side, and height.
Calculate properties of a rectangular prism (cuboid) including volume, surface area, space diagonal, and lateral surface area. Enter length, width, and height.
Calculate the volume, surface area, and circumference of a sphere given any one known value. Supports radius, volume, surface area, and circumference inputs with instant results.
Calculate the volume, surface area, wall thickness, and circumference of a tube (pipe or hollow cylinder) given any 3 known values including radii, circumference, wall thickness, and height.
Calculate the volume, surface area (total, lateral, top, bottom), and height of a triangular prism given side lengths and height. Supports multiple calculation modes.
Add and subtract positive and negative integers with step-by-step work. Free online integer calculator for adding integers, subtracting integers, and mixed equations.
Find all common factors of a set of positive integers plus the greatest common factor (GCF). Free online common factors calculator with step-by-step factor listing.
Calculate complex fractions containing fractions in numerators or denominators. Free online complex fraction calculator for adding, subtracting, multiplying, and dividing complex fractions.
Convert decimal numbers to fractions and mixed numbers instantly with step-by-step solutions for terminating and repeating decimals
Convert decimal numbers to percentages instantly with step-by-step solutions and a simple conversion formula
Write numbers in expanded notation form, expanded factor form, expanded exponential form, and word form instantly
Convert fractions to decimal numbers instantly with step-by-step conversion. Proper, improper, and mixed fraction support with customizable decimal rounding.
Convert fractions to percentages instantly with step-by-step conversion. Proper, improper, and mixed fraction support with customizable decimal rounding.
Calculate the average of a set of fractions, mixed numbers, and integers instantly with step-by-step solutions and fraction reduction.
Compare fractions, mixed numbers, and decimals to find which is larger or smaller with step-by-step solutions
Find fractions equivalent to any fraction, mixed number, or integer with step-by-step solutions
Estimate sums and differences of fractions by rounding to the nearest 1/2, 1/4, or 1/8 with step-by-step solutions
Interactive fractions number line chart showing fraction values from 0 to 1 with denominators from halves through sixteenths. Visual reference for comparing fraction sizes.
Sort fractions, mixed numbers, integers, decimals and percents in ascending or descending order instantly with this free online ordering fractions calculator.
Solve for the missing value X in a fraction proportion using cross multiplication. Enter 3 known values and find the unknown variable instantly.
Multiply numbers using the lattice multiplication method with an interactive visual grid. Perfect for learning the Italian or Gelosia multiplication technique.
Find the least common denominator (LCD) of fractions, integers, and mixed numbers instantly. Free online LCD calculator with step-by-step solutions and equivalent fractions.
Add whole numbers and decimal numbers using long addition with step-by-step work. Free online long addition calculator showing carry and column addition.
Do long subtraction with regrouping or borrowing. Free online long subtraction calculator showing step-by-step work for whole numbers and decimals.
Multiply numbers using long multiplication with step-by-step calculations showing partial products, carries, and the final product with decimal and negative number support
Solve math equations using order of operations (PEMDAS/BEDMAS) with step-by-step solutions showing each calculation
Calculate the modulo (remainder) of a divided by b with step-by-step solutions showing division, remainder, and verification
Calculate multiples of any positive integer. Free online multiples calculator to find the first N multiples of a number with a minimum value option.
Free online number and word to standard notation calculator. Convert number word combinations like 2.75 million to standard numerical notation and scientific notation instantly.
Free online percent to decimal calculator. Convert any percentage to decimal instantly with step-by-step solution. Simply enter a percent value and get the decimal equivalent.
Free online percent to fraction calculator. Convert any percentage to a fraction instantly with step-by-step solution. Supports mixed numbers and fraction simplification.
Find the place value of each digit in any number with standard form and word form representation. Free online place value calculator.
Simplify ratios to their lowest terms using the greatest common factor. Free online ratio simplifier that handles whole numbers, fractions, and decimals.
Convert ratios to fractions instantly. Free online ratio to fraction calculator supporting part-to-part and part-to-whole ratios with step-by-step solutions.
Round numbers up or down to the nearest multiple (2, 5, 10, 0.05, 0.25, etc.) like Excel MROUND function
Round numbers up or down to any decimal place or place value with step-by-step explanation
Round numbers using different methods: Round Half Up, Half Down, Half Even, Ceiling, Floor, and more
Count how many significant figures are in any number. Free online significant figures counter with detailed digit analysis and sig fig rules explanation.
Round numbers to a specified number of significant figures with our free online rounding sig figs calculator. Instant browser-side processing.
Perform addition, subtraction, multiplication, and division with proper significant figures rounding using our free online sig fig calculator.
Calculate unit rates and unit prices instantly. Free online unit rate calculator that finds the rate per unit for any quantity comparison.
Calculate inverse trigonometric functions including arcsin, arccos, arctan, arccot, arcsec, and arccsc. Free online inverse trigonometry calculator with degrees and radians support.
Calculate trigonometric functions for angles expressed as multiples of π. Free online trig calculator for sin(π), cos(π), tan(π), cot(π), sec(π), and csc(π) with instant results.
Calculate all six trigonometric functions including sin, cos, tan, cot, sec, and csc. Free online trigonometry calculator with degrees and radians support.
Calculate what grade you need on your final exam to achieve your desired overall course grade. Free online final grade calculator.
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