最大公約数・最小公倍数計算機
Use the free online 最大公約数・最小公倍数計算機 tool. Fast, private and easy to use — runs entirely in your browser. Part of our 数学計算機 collection.
円の面積計算機
Find the area, circumference and diameter of a circle from its radius using A = πr².
ピタゴラスの定理計算機
Solve any missing side of a right triangle with a² + b² = c². Enter two sides and get the third.
二次方程式計算機
Solve ax² + bx + c = 0 with the quadratic formula, including the discriminant and complex roots.
分数簡約ツール
Reduce any fraction to lowest terms, see it as a mixed number and as a decimal.
最大公約数・最小公倍数計算機
Find the greatest common factor and least common multiple of two whole numbers instantly.
変化率計算機
Work out the percentage increase or decrease between two values, plus the absolute difference.
傾き計算機
Get the slope, line equation and distance between two points on a graph.
円周計算機
Find the circumference and area of a circle from its radius or diameter with C = πd.
指数計算機
Raise any number to any power, including negative and fractional exponents.
対数計算機
Compute the logarithm of any number in any base, with natural log and log base 10 included.
階乗計算機
Calculate n! exactly for small numbers and in scientific notation up to 170!.
比の簡約ツール
Simplify any ratio to lowest terms and see its 1 : n form — decimals supported.