Math Tools

Math tools cover quick calculations that users need repeatedly, from random numbers to percentage checks.

Each utility is designed for immediate answers with clear inputs and copyable results.

Tools

Random Number Generator

Create one or many random numbers for games, tests, sampling, giveaways, and quick numeric decisions.

Percentage Calculator

Solve everyday percentage questions instantly, including percent of a number, percentage of total, and increase or decrease.

Convert common units such as cm to inches, kg to lbs, Celsius to Fahrenheit, liters to gallons, and MB to GB in one place.

Discount Calculator

Enter original price, discount percent, optional extra discount, and tax to instantly calculate sale price and total savings.