Calculators

Enter a minimum and maximum integer, then choose how many random numbers you need. The generator instantly produces the requested number of random integers within…

Choose a mode: find X% of a number, determine what percent one value is of another, compute percent change between two numbers, or increase/decrease a…

Enter two fractions by specifying a numerator and denominator for each, then choose an operation. The calculator instantly computes the simplified fraction, its decimal equivalent,…

Use the on‑screen buttons or your keyboard to perform basic arithmetic and advanced scientific operations such as trigonometry, logarithms, square roots, powers, and factorials. Memory…