## Conversion formula

The conversion factor from milliliters to teaspoons is 0.20288413535365, which means that 1 milliliter is equal to 0.20288413535365 teaspoons:

1 ml = 0.20288413535365 tsp

To convert 0.9 milliliters into teaspoons we have to multiply 0.9 by the conversion factor in order to get the volume amount from milliliters to teaspoons. We can also form a simple proportion to calculate the result:

1 ml → 0.20288413535365 tsp

0.9 ml → V(tsp)

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

V(tsp) = 0.9 ml × 0.20288413535365 tsp

V(tsp) = 0.18259572181829 tsp

The final result is:

0.9 ml → 0.18259572181829 tsp

We conclude that 0.9 milliliters is equivalent to 0.18259572181829 teaspoons:

0.9 milliliters = 0.18259572181829 teaspoons

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 5.4765795717556 × 0.9 milliliters.

Another way is saying that 0.9 milliliters is equal to 1 ÷ 5.4765795717556 teaspoons.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that zero point nine milliliters is approximately zero point one eight three teaspoons:

0.9 ml ≅ 0.183 tsp

An alternative is also that one teaspoon is approximately five point four seven seven times zero point nine milliliters.

## Conversion table

### milliliters to teaspoons chart

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

milliliters (ml) teaspoons (tsp)
1.9 milliliters 0.385 teaspoons
2.9 milliliters 0.588 teaspoons
3.9 milliliters 0.791 teaspoons
4.9 milliliters 0.994 teaspoons
5.9 milliliters 1.197 teaspoons
6.9 milliliters 1.4 teaspoons
7.9 milliliters 1.603 teaspoons
8.9 milliliters 1.806 teaspoons
9.9 milliliters 2.009 teaspoons
10.9 milliliters 2.211 teaspoons