Math Tools
Comprehensive mathematical toolkit for students and professionals. Perform big number arithmetic beyond normal limits, use basic and scientific calculators, add, subtract, multiply and divide fractions with auto-simplification, convert between decimals, fractions and percentages, find GCD and LCM, compute logarithms, factorials, absolute values and modulo, convert between binary, octal, decimal and hexadecimal number bases, convert numbers to written words, measure objects on screen with a calibrated ruler, calculate percentages in 5 modes, compute powers and nth roots, check primes, factorize and generate prime lists, convert Roman numerals, work with scientific notation, solve linear, quadratic and systems of equations step by step, calculate mean, median, mode, standard deviation and variance, graph functions on interactive coordinate planes, perform matrix operations including determinants and inverses, calculate areas, perimeters, volumes and surface areas, compute combinations and permutations, solve triangles with Pythagorean theorem, work with ratios and proportions, generate and analyze number sequences, perform long division with detailed steps, compute derivatives and integrals with step-by-step solutions, calculate trigonometric functions and inverses, round to significant figures, find slopes, midpoints and distances, do arithmetic in binary, hex and octal, work with complex numbers, and calculate vector operations.
Solve any triangle by entering sides and angles. Supports general triangles (SSS, SAS, ASA, AAS, SSA), right triangles, and the Pythagorean theorem with step-by-step solutions.
Add, subtract, multiply, and divide complex numbers, with results in rectangular, polar, and exponential form plus an Argand diagram.
Calculate vector operations including dot product, cross product, magnitude, unit vector, angle between vectors, and projection for 2D and 3D vectors.
Do arithmetic and bitwise operations directly on binary, octal, and hexadecimal numbers, with results shown in all four bases at once.
Do long division with full step-by-step work shown. Enter a dividend and divisor to see the quotient, remainder, decimal, and mixed number in the traditional layout.
Compute definite and indefinite integrals with step-by-step solutions. Supports polynomials, trigonometric, exponential, and logarithmic functions, plus integration by parts.
Count significant figures in any number, round to a chosen precision, and run arithmetic that applies the correct sig fig rules automatically.
Find the slope, midpoint, and distance between two points on a coordinate plane, with line equations, an interactive graph, and step-by-step solutions.
Calculate sine, cosine, tangent and their inverse functions instantly. Switch between degrees and radians with exact values for special angles.
Calculate combinations (nCr) and permutations (nPr) instantly with step-by-step solutions for probability and counting problems.
Generate arithmetic, geometric, Fibonacci, and custom number sequences. See the nth term, the sum, and number patterns instantly in your browser.
Simplify ratios, solve a proportion for a missing value, convert a ratio to a fraction or percentage, and split an amount by ratio. Results update as you type.