Conversion formula

The conversion factor from cups to tablespoons is 15.999999999946, which means that 1 cup is equal to 15.999999999946 tablespoons:

1 cup = 15.999999999946 tbsp

To convert 20.5 cups into tablespoons we have to multiply 20.5 by the conversion factor in order to get the volume amount from cups to tablespoons. We can also form a simple proportion to calculate the result:

1 cup → 15.999999999946 tbsp

20.5 cup → V_(tbsp)

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

V_(tbsp) = 20.5 cup × 15.999999999946 tbsp

V_(tbsp) = 327.99999999889 tbsp

The final result is:

20.5 cup → 327.99999999889 tbsp

We conclude that 20.5 cups is equivalent to 327.99999999889 tablespoons:

20.5 cups = 327.99999999889 tablespoons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 tablespoon is equal to 0.0030487804878152 × 20.5 cups.

Another way is saying that 20.5 cups is equal to 1 ÷ 0.0030487804878152 tablespoons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twenty point five cups is approximately three hundred twenty-eight tablespoons:

20.5 cup ≅ 328 tbsp

An alternative is also that one tablespoon is approximately zero point zero zero three times twenty point five cups.

Conversion table

cups to tablespoons chart

For quick reference purposes, below is the conversion table you can use to convert from cups to tablespoons