MATHEMATICS & SCIENCE Calculators
Comprehensive mathematics & science calculators and tools
60 Calculators
Free to Use
Updated Regularly
Understanding Mathematics & Science Calculators
Calcshark’s math and science calculators cover the everyday and the technical — percentages, fractions, algebra, geometry, and statistics. Every tool is free, shows clear results, and runs instantly in your browser.
From a quick percentage to solving a quadratic or finding the area of a shape, these calculators give accurate answers and help you check your own work.
Why use a math calculator?
Even simple operations are error-prone when done in a hurry. A percentage, fraction, or equation calculator removes the slip-ups and gives you a result you can trust.
For students, working through the inputs reinforces the method; for everyone else, it is the fastest way to a correct answer.
Frequently Asked Questions
What can I calculate here?▼
Percentages, ratios, fractions, exponents and roots, algebra (linear and quadratic equations), geometry (area, volume, slope, distance), and core statistics.
Do the calculators show the steps?▼
Many tools display the key result and the values used so you can follow the calculation, which is helpful for checking homework.
Are these free to use?▼
Yes — all mathematics and science calculators are free with no sign-up.