Is this calculator free?

Yes. mathcheck is free to use with no sign-up required. Public calculator pages may include a quiet, clearly labeled ad slot, but ads stay out of calculator controls and protected tools.

Does it work on Chromebooks?

Absolutely. mathcheck runs in any modern web browser: Chrome, Safari, Firefox, or Edge on Chromebooks, iPads, phones, and desktops.

Can I use it for homework?

Yes. The calculator supports the same operations you'll find on a standard scientific calculator. Pair it with our math guides for step-by-step help.

Does it save my calculations?

Calculations are shown on screen as you type but are not stored after you leave the page. Your privacy is respected; no data is collected.

What math topics are covered?

Our guides cover percentages, fractions, decimals, ratios, algebra, geometry, exponents, equations, and more.

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Quick answers with formulas, examples, and next steps when you need the work behind the number.

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