About the Flour Quantity Calculator
Flour needed for a batch of dough at any hydration, with the other ingredients.
Also known as: how much flour do i need, flour calculator bread, flour for dough weight.
How to use this calculator
- Enter total dough wanted, hydration, salt, yeast or starter.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
flour = total dough ÷ (1 + hydration + salt + leaven)
Worked example
Using the values pre-filled in the calculator above:
- Total dough wanted = 2,000 g
- Hydration = 70 %
- Salt = 2 %
- Yeast or starter = 1 %
the calculator returns:
- Flour needed: 1,156.1 g
- Water: 809.2 g
- Salt: 23.12 g
- Yeast or starter: 11.56 g