How Much Is 129 Teaspoons of All-Purpose Flour in Ounces?
Converting 129 teaspoons of all-purpose flour to ounces gives 11.87 oz. One teaspoon of all-purpose flour weighs 2.61g, so 129 teaspoons is 129 × 2.61 = 336.37g (11.87 oz). This conversion is specific to all-purpose flour because each ingredient has a different density.
Formula and Step-by-Step
- Start with 129 teaspoons of all-purpose flour
- 1 teaspoon of all-purpose flour = 2.61g
- 129 × 2.61 = 336.37g
- Convert grams to ounces: 336.37 ÷ 28.3495 = 11.87 oz
The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.
Measuring Tip
Different flour types have very different weights per cup. Always check the specific flour your recipe calls for rather than using a generic "flour" conversion.
All-Purpose Flour at Different Amounts
How all-purpose flour scales across common teaspoons measurements. Your amount (129 teaspoons) is highlighted.
For reference, 129 teaspoons of all-purpose flour (336.37g) is close in weight to a can of soda (355g).
Other Amounts of All-Purpose Flour
| Teaspoons | US Ounces | Metric Teaspoon | Imperial Teaspoon |
|---|---|---|---|
| 0.25 teaspoons | 0.02 oz | 0.02 oz | 0.03 oz |
| 0.5 teaspoons | 0.05 oz | 0.05 oz | 0.06 oz |
| 1 teaspoon | 0.09 oz | 0.09 oz | 0.11 oz |
| 1.5 teaspoons | 0.14 oz | 0.14 oz | 0.17 oz |
| 2 teaspoons | 0.18 oz | 0.19 oz | 0.22 oz |
| 3 teaspoons | 0.28 oz | 0.28 oz | 0.33 oz |
| 4 teaspoons | 0.37 oz | 0.37 oz | 0.44 oz |
| 5 teaspoons | 0.46 oz | 0.47 oz | 0.55 oz |
| 6 teaspoons | 0.55 oz | 0.56 oz | 0.66 oz |
| 8 teaspoons | 0.74 oz | 0.75 oz | 0.88 oz |
| 129 teaspoons | 11.87 oz | 12.04 oz | 14.25 oz |
Understanding the Units
What is a Teaspoon?
A US teaspoon is 4.929 ml, a metric teaspoon is exactly 5 ml, and an imperial teaspoon is 5.919 ml. The metric and US versions are nearly identical (1.4% difference), but the imperial teaspoon is 20% larger. For most spices the difference is negligible, but for leaveners like baking powder it can affect the result.
What is an Ounce?
Weight ounces and fluid ounces are different measurements. A fluid ounce measures volume (29.574 ml), while an ounce measures weight (28.35g). They only align for water, where 1 fl oz weighs approximately 1 oz.