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 16.5 teaspoons into cups we have to multiply 16.5 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

16.5 tsp → V_(cup)

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

V_(cup) = 16.5 tsp × 0.020833333333319 cup

V_(cup) = 0.34374999999977 cup

The final result is:

16.5 tsp → 0.34374999999977 cup

We conclude that 16.5 teaspoons is equivalent to 0.34374999999977 cups:

16.5 teaspoons = 0.34374999999977 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 2.9090909090929 × 16.5 teaspoons.

Another way is saying that 16.5 teaspoons is equal to 1 ÷ 2.9090909090929 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that sixteen point five teaspoons is approximately zero point three four four cups:

16.5 tsp ≅ 0.344 cup

An alternative is also that one cup is approximately two point nine zero nine times sixteen point five 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