Cups to milliliters

1 cup = 237 ml

A US cup is 236.6 ml, usually rounded to 237 ml (some labels use 240 ml). The metric cup used in Australia, New Zealand and Canada is 250 ml.

Cups to ml

Cups	Millilitres	Fluid ounces	Tablespoons
1/8 cup	30 ml	1	2
1/4 cup	59 ml	2	4
1/3 cup	79 ml	2 2/3	5 1/3
1/2 cup	118 ml	4	8
2/3 cup	158 ml	5 1/3	10 2/3
3/4 cup	177 ml	6	12
1 cup	237 ml	8	16
1 1/2 cups	355 ml	12	24
2 cups	473 ml	16	32
3 cups	710 ml	24	48
4 cups	946 ml	32	64

One US cup is 236.6 ml, which most people round to 237 ml. For quick cooking, 240 ml is close enough.

Yes. A metric cup is 250 ml, about 6% more than a US cup. In a recipe from Australia or New Zealand, use 250 ml for each cup.

Half a US cup is 118 ml, about 120 ml.