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 120 teaspoons into cups we have to multiply 120 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

120 tsp → V_(cup)

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

V_(cup) = 120 tsp × 0.020833333333319 cup

V_(cup) = 2.4999999999983 cup

The final result is:

120 tsp → 2.4999999999983 cup

We conclude that 120 teaspoons is equivalent to 2.4999999999983 cups:

120 teaspoons = 2.4999999999983 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.40000000000027 × 120 teaspoons.

Another way is saying that 120 teaspoons is equal to 1 ÷ 0.40000000000027 cups.

Approximate result

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

120 tsp ≅ 2.5 cup

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