ml to cups formula
To convert milliliters to US cups, multiply the number of milliliters by 0.00422675283773. In symbols: cup = mL × 0.00422675283773.
One milliliter equals 0.00422675283773 US cups, and one US cup equals 236.5882365 milliliters. Since a US cup is exactly 236.5882365 ml, one milliliter is 0.00422675284 cups.
Worked example
Suppose you have 250 milliliters and need the answer in US cups.
- Write the formula: cup = mL × 0.00422675283773.
- Put in the number: 250 × 0.00422675283773 = 1.056688209.
- Round to suit the job. 1.057 cup is accurate enough for most everyday uses.
So 250 mL is 1.056688209 cup. To check, convert back: 1.056688209 cup is 250 mL.
Common milliliters to US cups values
| milliliters (mL) | US cups (cup) |
|---|---|
| 1 | 0.004226752838 |
| 2 | 0.008453505675 |
| 5 | 0.02113376419 |
| 10 | 0.04226752838 |
| 20 | 0.08453505675 |
| 50 | 0.2113376419 |
| 100 | 0.4226752838 |
Reference points
Some familiar amounts in milliliters, converted to US cups:
- 60 mL, a quarter cup of oil: 0.253605 cup
- 125 mL, half a metric cup: 0.528344 cup
- 250 mL, a metric cup: 1.05669 cup
- 1,000 mL, one liter: 4.22675 cup
Where you will use it
Recipes from Europe, India and Australia list liquids in milliliters, while US measuring cups are marked in cups. Converting lets you use a US set without a jug.
Quick mental math
Divide by 240. 250 ml is slightly more than one US cup, by about 1 tablespoon. Rule of thumb: multiply by 0.0042. For 250 mL this gives 1.05 cup against the exact 1.057, an error of 0.63 percent.
Going the other way
Need the reverse? Use the cups to ml converter. For comparison, 1 cup is 236.58824 mL. To compare every volume unit at once, open the volume converter.
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