kmra.dev

Sales tax and VAT calculator

Add tax to a price, or take it out of a price that already includes it, at any rate.

%
Price with tax
115.00
Price before tax
100.00
Tax
15.00

How it's worked out

100.00 × (1 + 15%) = 115.00

  1. 1Type the price.
  2. 2Type the tax rate.
  3. 3Add tax, or take it out.
Are my numbers private?
Yes. Every calculation runs in your browser, and what you type stays on your device.
Does it work offline?
Yes. Once this page has loaded, it keeps working without an internet connection.
How exact are the results?
The maths keeps full precision and only rounds what you see. For loans and taxes, check the final figures with your bank or tax office.

Related tasks

Ready-made settings for common jobs.

Other tools

More calculators for everyday numbers.