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Recipe Scaling Calculator

grams
cups
ml

Result

Calculated result 2.5 Based on the values entered.
↗ Math

Recipe Scaling Calculator — free online calculator.

Formula

Scale Factor = Desired Servings / Original Servings
  • Recipe Scaling Calculator calculates its result from Original Servings, Desired Servings, Ingredient 1 Amount (grams), Ingredient 2 Amount (cups), Ingredient 3 Amount (ml). It uses the formula Scale Factor = Desired Servings / Original Servings. Change any input to recalculate the result instantly.
  • The main inputs are Original Servings, Desired Servings, Ingredient 1 Amount, Ingredient 2 Amount, Ingredient 3 Amount. Enter them in the units and format shown in the calculator.
  • Keep comparable quantities in compatible units whenever the formula combines or compares them.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Recipe Scaling

Inputs
  • Original Servings: 4
  • Desired Servings: 10
  • Ingredient 1 Amount: 250 grams
  • Ingredient 2 Amount: 3 cups
  • Ingredient 3 Amount: 500 ml

Using Original Servings = 4, Desired Servings = 10, Ingredient 1 Amount (grams) = 250, Ingredient 2 Amount (cups) = 3, Ingredient 3 Amount (ml) = 500, the calculated result is 2.5.

Sample result: Calculating…

Frequently asked questions

What does the Recipe Scaling calculate?

Recipe Scaling Calculator — free online calculator.

Which values should I enter?

Enter Original Servings, Desired Servings, Ingredient 1 Amount, Ingredient 2 Amount, Ingredient 3 Amount using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Scale Factor = Desired Servings / Original Servings.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026