Conversion formula

The conversion factor from teaspoons to milliliters is 4.92892161458, which means that 1 teaspoon is equal to 4.92892161458 milliliters:

1 tsp = 4.92892161458 ml

To convert 18 teaspoons into milliliters we have to multiply 18 by the conversion factor in order to get the volume amount from teaspoons to milliliters. We can also form a simple proportion to calculate the result:

1 tsp → 4.92892161458 ml

18 tsp → V_(ml)

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

V_(ml) = 18 tsp × 4.92892161458 ml

V_(ml) = 88.72058906244 ml

The final result is:

18 tsp → 88.72058906244 ml

We conclude that 18 teaspoons is equivalent to 88.72058906244 milliliters:

18 teaspoons = 88.72058906244 milliliters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 milliliter is equal to 0.011271340852981 × 18 teaspoons.

Another way is saying that 18 teaspoons is equal to 1 ÷ 0.011271340852981 milliliters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eighteen teaspoons is approximately eighty-eight point seven two one milliliters:

18 tsp ≅ 88.721 ml

An alternative is also that one milliliter is approximately zero point zero one one times eighteen teaspoons.

Conversion table

teaspoons to milliliters chart

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