45 grams of rolled oats to cups
45 g of rolled oats is about 0.5 cups, which is roughly 1/2 cup or 8 tablespoons. That comes from 90 g per US cup. Old-fashioned rolled oats, loosely filled.
| Measure | 45 g of rolled oats |
|---|---|
| Cups | 0.5 |
| Kitchen measure | 1/2 cup |
| Tablespoons | 8 |
| Grams per cup used | 90 g |
Rolled oats are mostly air. The flakes stack loosely, so a full cup weighs only about 90 g, one of the lightest entries on this site. Do not pack them down; recipes assume a loose fill.
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 45 g of rolled oats?
0.5 cups, or about 1/2 cup. That is worked out at 90 g per US cup.
How many tablespoons is 45 g of rolled oats?
About 8 tablespoons, since one US cup is 16 tablespoons. For small amounts tablespoons are usually the more accurate measure to work with.
Why does 45 g give a different number of cups for other ingredients?
Because cups measure volume and grams measure weight. 45 g of rolled oats is 0.5 cups at 90 g per cup, while the same 45 g of a denser or lighter ingredient fills a different amount of space.
Other amounts of rolled oats
See all rolled oats conversions or 45 g of every other ingredient.