Gram to Cup

20 grams of milk or water to cups

20 g of milk or water is about 0.08 cups, which is roughly 1/8 cup or 1.33 tablespoons. That comes from 240 g per US cup. Water is 236 g a cup, whole milk a touch more at 240 g.

Measure20 g of milk or water
Cups0.08
Kitchen measure1/8 cup
Tablespoons1.33
Grams per cup used240 g

Liquids are the one place where grams and millilitres nearly agree. Water weighs 1 g per ml, so a 236.6 ml US cup of water is 236 g. Whole milk carries fat and milk solids that nudge it to about 240 g a cup, close enough that this site uses 240 g for both.

Result
0.83 cups
About 7/8 cup of all-purpose flour. 100 g is 3.53 oz by weight.
Assumes spoon-and-level. Scooped flour runs closer to 140 g a cup.

Questions

How many cups is 20 g of milk or water?
0.08 cups, or about 1/8 cup. That is worked out at 240 g per US cup.
How many tablespoons is 20 g of milk or water?
About 1.33 tablespoons, since one US cup is 16 tablespoons. For small amounts tablespoons are usually the more accurate measure to work with.
Why does 20 g give a different number of cups for other ingredients?
Because cups measure volume and grams measure weight. 20 g of milk or water is 0.08 cups at 240 g per cup, while the same 20 g of a denser or lighter ingredient fills a different amount of space.

Other amounts of milk or water

8 g10 g15 g24 g25 g28 g30 g32 g33 g35 g

See all milk or water conversions or 20 g of every other ingredient.