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Cups to ml converter

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cups to ml formula

To convert US cups to milliliters, multiply the number of US cups by 236.5882365. In symbols: mL = cup × 236.5882365.

One US cup equals 236.5882365 milliliters, and one milliliter equals 0.00422675283773 US cups. One US customary cup is exactly 1/16 of a US gallon, which is 236.5882365 ml. The metric cup used in Australia and Canada is 250 ml.

Worked example

Suppose you have 2 US cups and need the answer in milliliters.

  1. Write the formula: mL = cup × 236.5882365.
  2. Put in the number: 2 × 236.5882365 = 473.176473.
  3. Round to suit the job. 473.2 mL is accurate enough for most everyday uses.

So 2 cup is 473.176473 mL. To check, convert back: 473.176473 mL is 2 cup.

Common US cups to milliliters values

US cups (cup) milliliters (mL)
1 236.5882365
2 473.176473
5 1,182.941183
10 2,365.882365
20 4,731.76473
50 11,829.41183
100 23,658.82365

Reference points

Some familiar amounts in US cups, converted to milliliters:

  • 0.25 cup, a quarter cup: 59.1471 mL
  • 1 cup, one US cup: 236.588 mL
  • 2 cup, a pint: 473.176 mL
  • 4 cup, a quart: 946.353 mL

Where you will use it

American recipes list flour, milk and sugar in cups, while most other countries use milliliters or grams. Baking from a US blog needs this conversion before you reach the scale.

Quick mental math

Use 240 ml per cup for cooking; the 1.4 percent difference rarely matters, but for baking use the exact value. Rule of thumb: multiply by 240. For 2 cup this gives 480 mL against the exact 473.2, an error of 1.4 percent.

Going the other way

Need the reverse? Use the ml to cups converter. For comparison, 1 mL is 0.0042267528 cup. To compare every volume unit at once, open the volume converter.

Everything runs in your browser. Type any number in the box above and the result updates as you type.

Questions

How many milliliters are in one US cup?

One US cup is 236.5882365 milliliters. 2 US cups is 473.176473 milliliters.

What is the formula to convert US cups to milliliters?

Multiply by 236.5882365: mL = cup × 236.5882365. To go back, divide by 236.5882365 or multiply by 0.00422675283773.

Is a cup 250 ml or 240 ml?

A US customary cup is 236.59 mL, while recipe books often round to 240 ml and the metric cup is 250 ml. For two cups the exact value is 473.18 mL.

Is this cups to ml conversion exact?

One US customary cup is exactly 1/16 of a US gallon, which is 236.5882365 ml. Results are shown with up to 10 significant digits and nothing is rounded before that.

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