About the Percent Yield Calculator

A free tool for solving actual yield, theoretical yield, or percent yield from the other two.

What it is

The Percent Yield Calculator applies the formula %Yield = (Actual Yield รท Theoretical Yield) ร— 100. Enter any two of the three values โ€” actual yield, theoretical yield, percent yield โ€” and the calculator solves for the missing one, showing the formula rearranged and substituted with your numbers.

Features

Solve for any value

Leave any one field blank โ€” actual yield, theoretical yield, or percent yield โ€” and the calculator solves for it.

Step-by-step working

See the exact formula and substitution used to reach the answer.

Unit-agnostic

Works with grams, milligrams, or moles โ€” as long as both yields use the same unit.

Instant, private

Runs entirely in your browser. No data is sent anywhere.

Ready to use it?

Free, no sign-up required.

Open the Percent Yield Calculator