The lockdown calculator app for exploring math in the 21st century. No distraction, no cheating. Our online calculator: Graphing • Statistics • Scientific • Matrix. 100% free. No ads.

All TI-84 functions, but much easier to use. Algebra ☆ Advanced Statistics ☆ Trigonometry ☆ Calculus. Features: Cos, pi, average, derivative, factorial, ln, log, median, mode, ncr (combinations), npr …

All TI-84 functions, but much easier to use. Graphing ☆ Algebra ☆ Advanced Statistics ☆ Trigonometry ☆ Calculus.

All TI basic functions, but much easier to use. Features: Four function calculator, five function calculator, add, subtract, divide, multiply, exponent, root.

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Our calculator is 100% free. Learn about ClassCalc for Classroom’s affordable and flexible pricing plans for you, your department, your school or your district. Prices as low as $12 per student per year to …

Check out ClassCalc features such as our Test Mode lockdown, which makes ClassCalc safe to use on tests, and CustomCalc, which allows teachers to customize their students’ calculators.

Calculate your pallet's freight class for free.

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ClassCalc is a powerful graphing calculator that can be used on tests with no internet, texting, or other apps.