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 421 milliliters into teaspoons we have to multiply 421 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

421 ml → V_(tsp)

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

V_(tsp) = 421 ml × 0.20288413535365 tsp

V_(tsp) = 85.414220983888 tsp

The final result is:

421 ml → 85.414220983888 tsp

We conclude that 421 milliliters is equivalent to 85.414220983888 teaspoons:

421 milliliters = 85.414220983888 teaspoons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 0.011707652291164 × 421 milliliters.

Another way is saying that 421 milliliters is equal to 1 ÷ 0.011707652291164 teaspoons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred twenty-one milliliters is approximately eighty-five point four one four teaspoons:

421 ml ≅ 85.414 tsp

An alternative is also that one teaspoon is approximately zero point zero one two times four hundred twenty-one 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