Direct Answer: How Many Tablespoons in 1/3 Cup
There are 5 tablespoons plus 1 teaspoon in 1/3 cup. This follows from the fact that 1 cup equals 16 tablespoons, so 1/3 cup is 16 divided by 3, which equals about 5.33 tablespoons. Using 5 tablespoons plus 1 level teaspoon gives a practical, accurate approximation for recipes.
Core Conversion Reference
Use this baseline relationship for any tablespoon-to-cup calculation:
- 1 cup = 16 tablespoons
- 1 tablespoon = 3 teaspoons
- 1/3 cup ≈ 5.33 tablespoons ≈ 5 tablespoons + 1 teaspoon
Practical Tables for Common Fractions
Memorize or print this chart for quick kitchen reference when scaling recipes:
| Cup Fraction | Tablespoons | Teaspoons |
|---|---|---|
| 1/4 cup | 4 tablespoons | 12 teaspoons |
| 1/3 cup | 5 tablespoons + 1 teaspoon | 16 teaspoons |
| 1/2 cup | 8 tablespoons | 24 teaspoons |
| 2/3 cup | 10 tablespoons + 2 teaspoons | 32 teaspoons |
| 3/4 cup | 12 tablespoons | 36 teaspoons |
| 1 cup | 16 tablespoons | 48 teaspoons |
Understand the Math Behind 1/3 Cup
Because 1 cup contains 16 tablespoons, dividing 16 by 3 gives the exact value for 1/3 cup in tablespoons:
- 16 ÷ 3 = 5.333… tablespoons
- 0.333… tablespoon = 1 teaspoon (since 1 tablespoon = 3 teaspoons)
- Therefore, 1/3 cup = 5 tablespoons + 1 level teaspoon
Note: This uses standard U.S. customary measurements. In nutrition labeling, a tablespoon is often treated as exactly 15 mL, and a cup as 240 mL, which yields the same 16-tablespoon-per-cup standard used in most U.S. recipes.
Techniques to Measure 1/3 Cup Accurately
Precision matters for baking and sauces. Choose the method that fits your tools:
- Use a 1/3 cup measure: Fill to the brim and level.
- Use a tablespoon: Scoop and level 5 tablespoons, then add 1 level teaspoon.
- Use a kitchen scale: Weigh 1/3 cup of water or an ingredient with similar density (about 78–80 g for water), or use ingredient-specific weights for best results.
- Use a liquid measuring cup: Pour to the 1/3 cup line at eye level on a flat surface.
Avoid Common Measuring Mistakes
Small errors can affect texture and rise. Avoid these pitfalls:
- Do not estimate ‘a spoonful’—measure level spoon unless a heaping spoon is specified.
- Don’t confuse liquid and dry measuring techniques; dry ingredients should be level, not heaping.
- Be consistent: If you convert mid-recipe, keep the same system (U.S. standard or metric) throughout.
- Remember that ingredient density varies; weight is more reliable than volume for dry goods like flour and brown sugar.
When to Use Weight Instead of Volume
For repeatable results, consider weighing ingredients. Typical approximate conversions:
| Ingredient | Weight for Approx 1/3 Cup | Notes |
|---|---|---|
| All-purpose flour | 40–45 g | Spoon into cup and level; 120–130 g per cup is typical range |
| Granulated sugar | 67–70 g | Standard cup ≈ 200 g; varies by crystal size |
| Brown sugar (packed) | 66–78 g | Pack into the cup for consistent results |
| Butter | 76–80 g | Standard stick = 8 tablespoons ≈ 113 g; 1/3 cup ≈ 5 tbsp + 1 tsp butter |
Use the 5 tablespoons + 1 teaspoon rule for volume when a recipe calls for 1/3 cup. If precision is critical, weigh the ingredient using the ranges above as a starting point.
Frequently Asked Questions
- Can I use 5 tablespoons instead of 1/3 cup? Slightly less than 1/3 cup; for best results, add 1 level teaspoon to reach the target volume.
- Does this change for liquids? No; 1/3 cup is 5 tablespoons + 1 teaspoon for both liquids and dry ingredients. Just measure at eye level.
- What if my tablespoon measures heaping? Level each spoon for consistent results; heaping spoons add too much extra volume.
- How many fluid ounces is 1/3 cup? About 2.67 fl oz (U.S.). For reference, 1 cup = 8 fl oz.
- Can I use grams for 1/3 cup? Yes, but grams are ingredient-specific; 1/3 cup of water is about 78 g, while flour and sugar differ.