Calculation notebook

Give a calculation a name and reuse it next time.

—

Use numbers, + − * / and parentheses. Include the multiplication symbol.

Saved expressions

Expression name

Only expressions you explicitly save are stored in this browser.

How to use the calculation notebook

Calculate everyday totals and divisions, then name expressions you use repeatedly.

Enter an expression using numbers and operators.
Select Calculate and review the result.
Name and save the expression to reuse it later.

Example

(12000 + 8000) / 4 = 5000

Is this suitable for financial calculations?

This tool uses floating-point arithmetic and displays up to 12 significant digits. It is not suitable for precision accounting or financial calculations.

Are expressions sent to a server?

No. Calculations run on your device. Saved expressions are removed when browser data is cleared.