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 1389 tablespoons into teaspoons we have to multiply 1389 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

1389 tbsp → V_(tsp)

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

V_(tsp) = 1389 tbsp × 3.0000000000122 tsp

V_(tsp) = 4167.0000000169 tsp

The final result is:

1389 tbsp → 4167.0000000169 tsp

We conclude that 1389 tablespoons is equivalent to 4167.0000000169 teaspoons:

1389 tablespoons = 4167.0000000169 teaspoons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 0.0002399808015349 × 1389 tablespoons.

Another way is saying that 1389 tablespoons is equal to 1 ÷ 0.0002399808015349 teaspoons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand three hundred eighty-nine tablespoons is approximately four thousand one hundred sixty-seven teaspoons:

1389 tbsp ≅ 4167 tsp

An alternative is also that one teaspoon is approximately zero times one thousand three hundred eighty-nine 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