Baker's Percentage Calculator: Master Baking Ratios
Master baker's percentage! This guide explains baking ratios, formulas, and how to use baker's math to scale recipes perfectly. Free calculator included!
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Baker's Percentage Calculator: Master Professional Baking Ratios
If you've ever wondered how professional bakers create consistent results batch after batch, or how they effortlessly scale recipes from a single loaf to hundreds, the secret is baker's percentage (also called baker's math). This professional technique might seem intimidating at first, but once you understand it, you'll never look at recipes the same way again.
What Is Baker's Percentage?
Baker's percentage is a method of expressing ingredient quantities as percentages relative to the flour weight. In this system, flour is always 100%, and every other ingredient is expressed as a percentage of the total flour weight.
Traditional Recipe:
- 500g bread flour
- 325g water
- 10g salt
- 5g yeast
Baker's Percentage:
- Flour: 100%
- Water: 65%
- Salt: 2%
- Yeast: 1%
Why Use Baker's Percentage?
1. Easy Scaling
Want to make twice as much dough? Just double the flour weight and calculate all other ingredients from there.
2. Recipe Comparison
Baker's percentage lets you instantly compare different recipes and understand their characteristics.
3. Consistency
Professional bakeries use baker's percentage to ensure every batch is identical.
Common Baker's Percentages for Different Baked Goods
Basic White Bread:
- Flour: 100%
- Water: 60-65%
- Salt: 1.8-2%
- Yeast: 1-2%
Sourdough:
- Flour: 100%
- Water: 70-80%
- Salt: 2%
- Starter: 15-20%
Brioche:
- Flour: 100%
- Eggs: 50-75%
- Butter: 50-75%
- Sugar: 10-20%
Understanding Hydration
Hydration is one of the most important percentages in bread baking. It refers to the ratio of water to flour.
Hydration Formula: (Water Weight รท Flour Weight) ร 100
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Reclaim Your Time โHydration Levels and Their Effects
- 50-57% (Low Hydration): Bagels, pretzels - Chewy, tight crumb
- 58-65% (Medium Hydration): Sandwich bread - Soft, even crumb
- 66-75% (High Hydration): Artisan bread - Open crumb, crispy crust
- 76-90% (Very High Hydration): Ciabatta, focaccia - Very open crumb
Tools to Master Baker's Percentage
Essential Calculators:
Conclusion: Think Like a Professional
Baker's percentage transforms you from a recipe-follower to a recipe-creator. Once you understand these ratios, you can scale any recipe perfectly, create your own formulas, troubleshoot problems systematically, and achieve consistent results every time.
Ready to calculate like a pro? Try our free baker's percentage calculator and start mastering professional baking ratios!

Sarah Aitdahan
Sarah Aitdahan is the founder of Sweety's Bakery and the creator of this website. A lifelong baker with a passion for perfecting the classics, she believes that baking should be accessible and joyful for everyone. This website is her way of giving back to the incredible baking community by providing free tools, resources, and recipes.
