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 17.8 teaspoons into cups we have to multiply 17.8 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

17.8 tsp → V_(cup)

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

V_(cup) = 17.8 tsp × 0.020833333333319 cup

V_(cup) = 0.37083333333308 cup

The final result is:

17.8 tsp → 0.37083333333308 cup

We conclude that 17.8 teaspoons is equivalent to 0.37083333333308 cups:

17.8 teaspoons = 0.37083333333308 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 2.696629213485 × 17.8 teaspoons.

Another way is saying that 17.8 teaspoons is equal to 1 ÷ 2.696629213485 cups.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that seventeen point eight teaspoons is approximately zero point three seven one cups:

17.8 tsp ≅ 0.371 cup

An alternative is also that one cup is approximately two point six nine seven times seventeen point eight 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