Conversion formula

The conversion factor from teaspoons to cups is 0.020833333333319, which means that 1 teaspoon is equal to 0.020833333333319 cups:

1 tsp = 0.020833333333319 cup

To convert 28.9 teaspoons into cups we have to multiply 28.9 by the conversion factor in order to get the volume amount from teaspoons to cups. We can also form a simple proportion to calculate the result:

1 tsp → 0.020833333333319 cup

28.9 tsp → V_(cup)

Solve the above proportion to obtain the volume V in cups:

V_(cup) = 28.9 tsp × 0.020833333333319 cup

V_(cup) = 0.60208333333293 cup

The final result is:

28.9 tsp → 0.60208333333293 cup

We conclude that 28.9 teaspoons is equivalent to 0.60208333333293 cups:

28.9 teaspoons = 0.60208333333293 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 1.6608996539804 × 28.9 teaspoons.

Another way is saying that 28.9 teaspoons is equal to 1 ÷ 1.6608996539804 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twenty-eight point nine teaspoons is approximately zero point six zero two cups:

28.9 tsp ≅ 0.602 cup

An alternative is also that one cup is approximately one point six six one times twenty-eight point nine teaspoons.

Conversion table

teaspoons to cups chart

For quick reference purposes, below is the conversion table you can use to convert from teaspoons to cups