400 grams of buckwheat flour to cups
400 grams of buckwheat flour is 3.33 cups — near enough 3 1/3 cups.
The answer
3.33 cups
≈ 3 1/3 cups
Worked out from 120 grams per US cup: 400 ÷ 120 = 3.33. Approximate — density shifts with packing and brand.
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≈
Based on g per cup. Approximate — density varies with packing and brand.