How cooking volume works
Convert US cups, metric cups, US spoons, and milliliters.
Formula and convention
One US customary cup = 236.5882365 mL. One metric cup = 250 mL. One US tablespoon is 1/16 US cup.A worked example
One US cup is about 236.588 mL; a metric cup is 250 mL.
Scope and precision
US nutrition cups (240 mL), imperial cups, Australian tablespoons, and other regional spoon sizes are different and not used here.
Displayed results may be rounded. Inputs are processed locally and are not stored by this site. Keep the original values if you need to reproduce the result.
Why might another tool give a different result?
Compare unit definitions, rounding, period assumptions, and input values. This page states the convention used by this calculator.