Free Online Math Tools & Calculators

Explore our collection of easy-to-use, free math tools and calculators designed to help you learn, solve, and visualise math problems.

Perfect for students, parents, and teachers. No sign-up required.

Choose your math tool >

Percentage Calculator

See percentages in action. Quickly find percentages, calculate percentage increase or decrease, and feel how percentages work.

Enter your numbers to convert any units instantly: length, weight, volume, temperature, and more. Simple and accurate!

Stuck on a specific maths problem?