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Utility Calculators

Recipe Converter Calculator

Verified formula Updated Jun 2026 Private — runs on your device

Enter details
Verified formula Private

Scaled ingredient amount

400.00

Scaling factor
2.000

For general information only — not financial, tax, legal or medical advice. Verify before you rely on it.

How to use the Recipe Converter Calculator

The Recipe Converter Calculator works out your scaled ingredient amount, along with 1 related figure in an instant. Enter original servings, desired servings and ingredient amount and the result updates as you type — it is free, needs no sign-up, and runs entirely in your browser so your figures stay private.

  1. Enter the original servings.
  2. Enter the desired servings.
  3. Enter the ingredient amount.
  4. Read off your scaled ingredient amount, together with scaling factor — the calculator updates automatically, with no button to press.

Formula

The Recipe Converter Calculator uses the formula:

Scaled ingredient amount = Ingredient amount × Desired servings ÷ Original servings

Worked example

For example, with original servings of 4, desired servings of 8 and ingredient amount of 200, the scaled ingredient amount is 400.00.

Inputs used
Original servings 4
Desired servings 8
Ingredient amount 200
Results
Scaled ingredient amount 400.00
Scaling factor 2.000

Results are estimates for educational use, not professional advice.

Frequently asked questions

Multiply each ingredient by the desired servings divided by the original servings. Doubling from 4 to 8 servings turns 200 g into 400 g.

It is desired servings ÷ original servings. A factor of 2 means double everything; 0.5 means halve it.

No. Ingredient amounts scale directly, but cooking times and temperatures usually do not. Adjust times by checking for doneness.

Yes. Enter any serving numbers and the calculator handles non-whole scaling factors precisely.

The Recipe Converter Calculator uses the formula: Scaled ingredient amount = Ingredient amount × Desired servings ÷ Original servings. For example, with original servings of 4, desired servings of 8 and ingredient amount of 200, the scaled ingredient amount is 400.00.

Enter the original servings. Enter the desired servings. Enter the ingredient amount. Read off your scaled ingredient amount, together with scaling factor — the calculator updates automatically, with no button to press.

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