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 20.3 teaspoons into cups we have to multiply 20.3 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

20.3 tsp → V_(cup)

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

V_(cup) = 20.3 tsp × 0.020833333333319 cup

V_(cup) = 0.42291666666638 cup

The final result is:

20.3 tsp → 0.42291666666638 cup

We conclude that 20.3 teaspoons is equivalent to 0.42291666666638 cups:

20.3 teaspoons = 0.42291666666638 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 2.364532019706 × 20.3 teaspoons.

Another way is saying that 20.3 teaspoons is equal to 1 ÷ 2.364532019706 cups.

Approximate result

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

20.3 tsp ≅ 0.423 cup

An alternative is also that one cup is approximately two point three six five times twenty point three 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