Conversion formula

The conversion factor from milliliters to cups is 0.0042267528198649, which means that 1 milliliter is equal to 0.0042267528198649 cups:

1 ml = 0.0042267528198649 cup

To convert 309.9 milliliters into cups we have to multiply 309.9 by the conversion factor in order to get the volume amount from milliliters to cups. We can also form a simple proportion to calculate the result:

1 ml → 0.0042267528198649 cup

309.9 ml → V_(cup)

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

V_(cup) = 309.9 ml × 0.0042267528198649 cup

V_(cup) = 1.3098706988761 cup

The final result is:

309.9 ml → 1.3098706988761 cup

We conclude that 309.9 milliliters is equivalent to 1.3098706988761 cups:

309.9 milliliters = 1.3098706988761 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.76343413197806 × 309.9 milliliters.

Another way is saying that 309.9 milliliters is equal to 1 ÷ 0.76343413197806 cups.

Approximate result

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

309.9 ml ≅ 1.31 cup

An alternative is also that one cup is approximately zero point seven six three times three hundred nine point nine milliliters.

Conversion table

milliliters to cups chart

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