Grams to Cups

40 Grams of All-purpose flour to Cups

40 grams of all-purpose flour is approximately 0.33 US cups. See the kitchen estimate, calculation basis, and nearby amounts below.

40 grams of all-purpose flour =

0.33US cups

Kitchen estimate

⅓ cup

Based on 1 US cup of all-purpose flour = 120g

Calculation basis

40g ÷ 120g/cup = 0.3333 cups

The page result is displayed as 0.33 cups under the site's rounding policy; the calculation is not rounded early.

Measurement basis

Ingredient and cup standard
All-purpose flour · US cup / 240 ml · 120g
State and preparation
unsifted · spooned and leveled

Flour weight varies by scooping, spooning, sifting, humidity, and brand.

Adopted source: King Arthur Baking — Ingredient Weight Chart · verified August 4, 2026

Nearby all-purpose flour amounts

These are the closest useful values from the currently published exact pages.

Results by cup size

Cup size40g in cups
US cup / 240 ml0.33 cups
US customary cup / 236.6 ml0.34 cups
Metric cup / 250 ml0.32 cups