Online Calculator

Tap the buttons or type on your keyboard. Switch to Scientific for trigonometry, logarithms, powers and roots.

What it can do

• Standard: add, subtract, multiply, divide, percentages, plus/minus and decimals.
• Scientific: sin, cos, tan and inverses, ln, log, x^y, square & cube roots, π, e, factorials and memory (M+/M-/MR).
• Degrees / radians: the Deg button toggles angle mode for trig functions.