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 100.9 teaspoons into cups we have to multiply 100.9 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

100.9 tsp → V_(cup)

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

V_(cup) = 100.9 tsp × 0.020833333333319 cup

V_(cup) = 2.1020833333319 cup

The final result is:

100.9 tsp → 2.1020833333319 cup

We conclude that 100.9 teaspoons is equivalent to 2.1020833333319 cups:

100.9 teaspoons = 2.1020833333319 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.47571853320151 × 100.9 teaspoons.

Another way is saying that 100.9 teaspoons is equal to 1 ÷ 0.47571853320151 cups.

Approximate result

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

100.9 tsp ≅ 2.102 cup

An alternative is also that one cup is approximately zero point four seven six times one hundred 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