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 999.4 teaspoons into cups we have to multiply 999.4 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

999.4 tsp → V_(cup)

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

V_(cup) = 999.4 tsp × 0.020833333333319 cup

V_(cup) = 20.820833333319 cup

The final result is:

999.4 tsp → 20.820833333319 cup

We conclude that 999.4 teaspoons is equivalent to 20.820833333319 cups:

999.4 teaspoons = 20.820833333319 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.048028817290407 × 999.4 teaspoons.

Another way is saying that 999.4 teaspoons is equal to 1 ÷ 0.048028817290407 cups.

Approximate result

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

999.4 tsp ≅ 20.821 cup

An alternative is also that one cup is approximately zero point zero four eight times nine hundred ninety-nine point four 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