Notepad Calculator

Autosaved in your browser. Press Enter for a new line, Backspace at the start of a line to merge up, Alt + ↑/↓ to move a line, and drag the handle to reorder.

Cheat sheet

Basics

2 + 2 * 10 - math on every line
price = 19.99 - assign a variable
price * 3 - reuse it below
r1 + r2 - reference earlier results
# a comment - ignored lines

Unit conversions

5 km to mi
72 f to c
180 lb to kg
2 * 3 km to m

Length, weight, temperature, volume, and area units are supported.

Constants

pi · e · tau · phi

Functions

sqrt · cbrt · abs · exp · floor · ceil · round · sign · log · ln · log2 · log10 · sin · cos · tan · min(x, y) · max(x, y) · hypot(x, y) and more

Save your notes

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