Checked Oct 23, 2026. King Arthur lists 1 cup of all-purpose flour as 120 g. 100 g ÷ 120 g = 0.833 cup, which this converter shows as 0.833 cups and rounds to the nearest kitchen measure, 7/8 cup.
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Mashed sweet potatoes: grams per cup
King Arthur Baking lists 1 cup of mashed sweet potatoes at 240 g, which works out to 240 g per US cup, 15 g per tablespoon and 5 g per teaspoon. So 100 g of mashed sweet potatoes is about 3/8 cup (0.42 cups).
Cup measures are approximate for dry ingredients; for consistent results, weigh them.
Grams to cups chart
Grams
Kitchen measure
Cups (decimal)
Tablespoons
25 g
1/8 cup
0.104
1.7
50 g
1/4 cup
0.208
3.3
100 g
3/8 cup
0.417
6.7
125 g
1/2 cup
0.521
8.3
150 g
5/8 cup
0.625
10
200 g
7/8 cup
0.833
13.3
250 g
1 cup
1.042
16.7
300 g
1 1/4 cup
1.25
20
400 g
1 2/3 cup
1.667
26.7
500 g
2 1/8 cup
2.083
33.3
1000 g
4 1/8 cup
4.167
66.7
Cups to grams
Volume
Grams
Ounces
1/4 cup
60 g
2.12 oz
1/3 cup
80 g
2.82 oz
1/2 cup
120 g
4.23 oz
2/3 cup
160 g
5.64 oz
3/4 cup
180 g
6.35 oz
1 cup
240 g
8.47 oz
1 tablespoon
15 g
0.53 oz
1 teaspoon
5 g
0.18 oz
Source: King Arthur Baking, Ingredient Weight Chart. Kitchen measures are rounded to the nearest common cup fraction.
