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Published 2014
| Percentage Adjustment | ||||
| Ingredient | Increase or Decrease | 2500 Feet (750 m) | 5000 Feet (1500 m) | 7500 Feet (2300 m) |
| Baking powder | Decrease | 20% | 40% | 60% |
| Flour | Increase | — | 4% | 9% |
| Eggs | Increase | 2.5% | 9% | 15% |
| Sugar | Decrease | 3% | 6% | 9% |
| Fat | Decrease | — | — | 9% |
| Liquid | Increase | 9% | 15% | 22% |
To make adjustments, multiply the percentage indicated by the amount of ingredient and add or subtract as indicated. Example: To adjust 1 lb (16 oz) eggs for 7,500 feet: 0.15 × 16 oz = 2.4 oz 16 oz + 2.4 oz = 18.4 oz |
