There is no juggling of units involved as both are units of volume. Converting between tsp and cupsĬonversion from teaspoons to cups is a matter of simple mathematical division. Basic algebraic operations are used to derive those equalities starting with the base definitions of the units in ml. There are 48.7 teaspoons in a cup according to the US definition of cups and teaspoons while in the Imperial (UK) versions of the same units 48 teaspoons equal a cup. Older recipes might reference Imperial cups which equal 284 ml. The most used definition is the US legal cup defined as containing 240 ml of volume as per a 1970 international treaty the US is a part of. The cup is als a unit for measuring volume. The former definition sees wider use in later decades as it is the official and legal definition, while the latter is more likely to be encountered in older books. One US teaspoon is defined as exactly 5 milliliters while an Imperial teaspoon is 6 milliliters.

Teaspoons are units of volume defined in two official ways. Both units measure volume and are therefore more or less interchangeable with the former used more for smaller quantities for things like spices, seasonings, and dressings while the latter can more often be seen next to main ingredients such as water, milk, and flour.

Teaspoons to cups conversion table (US)īoth teaspoons and cups are often encountered as units of measurement for ingredients in cooking recipes, as well as grocery shopping lists.

6 tablespoons to cups espn2