Section 13 / 18

MATH · 27 tools · free · runs in your browser

Math & Statistics

Addition, trigonometry and inverse-trig functions — sums and arccos, arcsin, arctan or cosine angles in degrees or radians, computed in your browser, nothing uploaded.

T-226CALC

Addition, Sum Calculator

Sum of two numbers — whole, decimal or negative, exact double-precision results, press = and go, computed in your tab.

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T-227CALC

Arccos Calculator

Inverse cosine of a value from -1 to 1 in degrees, radians, degrees-minutes-seconds and π-radians with the general solution ±θ + k×360°, computed in your tab.

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T-228CALC

Arcsin Calculator

Inverse sine of a value from -1 to 1 in degrees and radians with the full general solution arcsin(y) + k×360°, computed in your tab.

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T-229CALC

Arctan Calculator

Inverse tangent of any value — principal angle in degrees and radians with the calculation shown, computed in your tab.

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T-230CALC

Cosine Calculator

cos(x) in degrees or radians with π support and a cos(angle deg|rad) expression mode, plus an arccos solver with full solution families and a reference table, computed in your tab.

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T-231CALC

Factorial Calculator

n! for any non-negative integer up to 10,000 — the exact full number with the product expansion shown, computed in your tab.

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T-232CALC

Natural Logarithm Calculator

ln(x), the base-e logarithm of any positive number — scientific notation and the constant e supported, result with Copy, computed in your tab.

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T-233CALC

Quadratic Equation Calculator

Solves ax² + bx + c = 0 — discriminant, the quadratic formula with your numbers plugged in, and both real or complex roots, computed in your tab.

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T-234CALC

Sine Calculator

sin(x) in degrees or radians with π support and a sin(angle deg|rad) expression mode, plus an inverse sine solver with full solution families and a reference table, computed in your tab.

LOCAL · FREELAUNCH →

T-235CALC

Tangent Calculator

tan(x) in degrees or radians with π support and a tan(angle deg|rad) expression mode, plus an arctan solver returning degrees, radians and multiples of π, computed in your tab.

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T-236CALC

Adding fractions calculator

Add fractions and mixed numbers like 1/2 + 1/3 — exact reduced improper fraction, mixed number and decimal via BigInt arithmetic, computed in your tab.

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T-237CALC

Antilog calculator

Antilog of y in base 10 or e — x = bʸ, the inverse logarithm rounded to 10 decimals, computed in your tab.

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T-238CALC

Average Calculator

Mean plus count, sum, median, mode, geometric mean, RMS, population and sample standard deviation, min, max and range with step-by-step working and local SVG charts, computed in your tab.

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T-239CALC

Base Calculator

Add, subtract, multiply, divide, mod, power, shift or run bitwise AND, OR, XOR on numbers in any base from 2 (binary) to 36 (hex included) — with decimal and binary results, calculated with exact arithmetic, computed in your tab.

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T-240CALC

Binary Calculator

Add, subtract, multiply, divide or run bitwise AND, OR, XOR and bit shifts on two binary numbers — binary, decimal and hex results with the calculation steps, Copy and Reset, computed in your tab.

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T-241CALC

Scientific Calculator

Type or tap expressions with sin, cos, tan in degrees or radians, log, ln, √, nth roots, powers, factorial, percent, π and e — with a running Ans and calculation history, computed in your tab.

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T-242CALC

Complex Numbers Calculator

Complex arithmetic like (3+2i)+(5-3i) or re, im, abs, arg and conj on real-part and imaginary-part inputs — rectangular a+bi and polar r∠φ° results with the calculation shown, computed in your tab.

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T-243CALC

Convolution calculator

Convolve two data sequences — spaces or commas, decimals and negatives welcome — the full result sequence on Calculate, computed in your tab.

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T-244CALC

Dividing fractions calculator

Divide fractions and mixed numbers like 1/2 ÷ 1/3 — exact reduced improper fraction, mixed number and decimal via BigInt arithmetic, computed in your tab.

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T-245CALC

Division Calculator

Dividend ÷ divisor with the decimal quotient to 20 digits, the integer quotient and the exact remainder — exact arithmetic, nothing uploaded, computed in your tab.

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T-246CALC

Exponents Calculator

Base^exponent with the step-by-step calculation — negative, fractional and scientific-notation inputs worked out with exact decimal math, computed in your tab.

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T-247CALC

Exponential Growth/Decay Calculator

x(t) = x0 × (1 + r)^t — enter the initial value, the growth or decay rate in percent and the time to get the value at t, computed in your tab.

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T-248CALC

Fraction Simplifier

Reduce a fraction or mixed number like 2/4 or -2 1/3 to lowest terms — reduced fraction, mixed form, decimal and percent with the full GCF calculation shown step by step, computed in your tab.

LOCAL · FREELAUNCH →

T-249CALC

Fractions Calculator

Add, subtract, multiply or divide simple and mixed fractions like 1/2 + 1/3 — exact reduced result with the full calculation steps shown, computed in your tab.

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T-250CALC

Greatest Common Factor (GCF) Calculator

Greatest common factor of two or more positive integers — with the matching LCM alongside, exact integer arithmetic and nothing uploaded, computed in your tab.

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T-251CALC

Hex Calculator

Add, subtract, multiply, divide, mod, power or run bitwise AND, OR, NOT, XOR and shifts on hex numbers — hex, decimal and binary results with the calculation steps, Copy and Reset, computed in your tab.

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T-252CALC

Least Common Multiple (LCM) Calculator

Least common multiple of two or more positive integers — with the GCF and its calculation shown alongside, exact integer arithmetic, computed in your tab.

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