## Conversion formula

The conversion factor from tablespoons to teaspoons is 3.0000000000122, which means that 1 tablespoon is equal to 3.0000000000122 teaspoons:

1 tbsp = 3.0000000000122 tsp

To convert 21 tablespoons into teaspoons we have to multiply 21 by the conversion factor in order to get the volume amount from tablespoons to teaspoons. We can also form a simple proportion to calculate the result:

1 tbsp → 3.0000000000122 tsp

21 tbsp → V(tsp)

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

V(tsp) = 21 tbsp × 3.0000000000122 tsp

V(tsp) = 63.000000000256 tsp

The final result is:

21 tbsp → 63.000000000256 tsp

We conclude that 21 tablespoons is equivalent to 63.000000000256 teaspoons:

21 tablespoons = 63.000000000256 teaspoons

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 0.015873015872951 × 21 tablespoons.

Another way is saying that 21 tablespoons is equal to 1 ÷ 0.015873015872951 teaspoons.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twenty-one tablespoons is approximately sixty-three teaspoons:

21 tbsp ≅ 63 tsp

An alternative is also that one teaspoon is approximately zero point zero one six times twenty-one tablespoons.

## Conversion table

### tablespoons to teaspoons chart

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

tablespoons (tbsp) teaspoons (tsp)
22 tablespoons 66 teaspoons
23 tablespoons 69 teaspoons
24 tablespoons 72 teaspoons
25 tablespoons 75 teaspoons
26 tablespoons 78 teaspoons
27 tablespoons 81 teaspoons
28 tablespoons 84 teaspoons
29 tablespoons 87 teaspoons
30 tablespoons 90 teaspoons
31 tablespoons 93 teaspoons