Maths tools

Percentages, unit prices and random numbers

Percentage calculator

Six everyday percentage sums, all on one page

Compare pack sizes to find the best value

Convert between numbers and Roman numerals

Write a number in words, in lakh and crore or millions

Pick random numbers, with or without repeats

Free maths tools for percentages, discounts, unit prices, tips and random numbers. Get an answer fast, and see how it was worked out.

What Maths tools does QuickToolz have?

There are 5, including Percentage calculator, Unit price calculator, Roman numeral converter, Number to words converter.

Are these tools free?

Yes. Every tool is free, with no sign-up and nothing to install.

Is my data private?

Yes. The tools run in your browser, so what you type stays on your device.