对数计算器
免费使用在线对数计算器工具。快速、私密、易用——完全在浏览器中运行。属于我们的数学计算器合集。
圆面积计算器
Find the area, circumference and diameter of a circle from its radius using A = πr².
勾股定理计算器
Solve any missing side of a right triangle with a² + b² = c². Enter two sides and get the third.
一元二次方程计算器
Solve ax² + bx + c = 0 with the quadratic formula, including the discriminant and complex roots.
分数化简器
Reduce any fraction to lowest terms, see it as a mixed number and as a decimal.
最大公约数与最小公倍数计算器
Find the greatest common factor and least common multiple of two whole numbers instantly.
百分比变化计算器
Work out the percentage increase or decrease between two values, plus the absolute difference.
斜率计算器
Get the slope, line equation and distance between two points on a graph.
圆周长计算器
Find the circumference and area of a circle from its radius or diameter with C = πd.
指数计算器
Raise any number to any power, including negative and fractional exponents.
对数计算器
Compute the logarithm of any number in any base, with natural log and log base 10 included.
阶乘计算器
Calculate n! exactly for small numbers and in scientific notation up to 170!.
比例化简器
Simplify any ratio to lowest terms and see its 1 : n form — decimals supported.