Conversion formula

The conversion factor from tablespoons to cubic feet is 0.00052218967014044, which means that 1 tablespoon is equal to 0.00052218967014044 cubic feet:

1 tbsp = 0.00052218967014044 ft3

To convert 420 tablespoons into cubic feet we have to multiply 420 by the conversion factor in order to get the volume amount from tablespoons to cubic feet. We can also form a simple proportion to calculate the result:

1 tbsp → 0.00052218967014044 ft3

420 tbsp → V_(ft3)

Solve the above proportion to obtain the volume V in cubic feet:

V_(ft3) = 420 tbsp × 0.00052218967014044 ft3

V_(ft3) = 0.21931966145898 ft3

The final result is:

420 tbsp → 0.21931966145898 ft3

We conclude that 420 tablespoons is equivalent to 0.21931966145898 cubic feet:

420 tablespoons = 0.21931966145898 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 4.5595547309698 × 420 tablespoons.

Another way is saying that 420 tablespoons is equal to 1 ÷ 4.5595547309698 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred twenty tablespoons is approximately zero point two one nine cubic feet:

420 tbsp ≅ 0.219 ft3

An alternative is also that one cubic foot is approximately four point five six times four hundred twenty tablespoons.

Conversion table

tablespoons to cubic feet chart

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