Tablespoons to Cups
An instant tablespoons-to-cups converter, with the formula and a reference table below.
| Tablespoons | Cups |
|---|---|
| 1 tbsp | 0.0625 cup |
| 2 tbsp | 0.125 cup |
| 3 tbsp | 0.1875 cup |
| 5 tbsp | 0.3125 cup |
| 10 tbsp | 0.625 cup |
| 25 tbsp | 1.5625 cup |
| 50 tbsp | 3.125 cup |
| 100 tbsp | 6.25 cup |
How to use
- Enter a value in the Tablespoons field.
- The Cups figure appears immediately — no button to press.
- Typing in the Cups field converts back to Tablespoons the same way.
- Use the reference table for the values that come up most often.
Tablespoons to Cups formula
The factor from tablespoons to cups is 0.0625.
cup = tbsp × 0.0625
Put another way, one tablespoon is exactly 1/16 of a cup.
Why this factor: the tablespoon and the cup are both defined against the liter, so dividing one definition by the other gives 0.0625 directly. Both definitions are set out in full below.
To go the other way, divide by 0.0625 — or use the Cups to Tablespoons converter, which is the same calculation reversed.
Worked example
Given 8 tbsp, multiplying by 0.0625 yields 0.5 cup.
8 tbsp × 0.0625 = 0.5 cup
The converter above does this for any value you type, in either direction.
What is a tablespoon?
A US tablespoon is a standard cooking measure equal to three teaspoons.
Definition: Exactly half a US fluid ounce, so about 14.7868 milliliters.
Where it is used: American recipes, medication dosing instructions, and nutrition labeling.
Worth knowing: Australian tablespoons are 20 mL, not 15 — a real difference when scaling a recipe.
What is a cup?
A US customary cup is the standard cooking volume measure in American recipes.
Definition: Exactly one sixteenth of a US liquid gallon, so exactly 236.5882365 milliliters.
Where it is used: American recipes and baking, where dry and liquid ingredients alike are measured by cup.
Worth knowing: Nutrition labels use the US *legal* cup of exactly 240 mL, and a metric cup is 250 mL — three slightly different cups are in circulation.
Tablespoons vs Cups
The tablespoon and the cup belong to the same family of units, so converting between them is usually a matter of shifting a decimal point or applying a small whole-number factor.
Frequently asked questions
How many cups are in a tablespoon?
One tablespoon equals 0.0625 cups.
What is the formula to convert tablespoons to cups?
Multiply the number of tablespoons by 0.0625. To reverse it, divide by 0.0625 instead.
How do I convert cups back to tablespoons?
Divide by 0.0625, which is the same as multiplying by 16.
How many cups are in 10 tablespoons?
10 tbsp works out to 0.625 cup.
Is there anything to watch out for with tablespoons?
Australian tablespoons are 20 mL, not 15 — a real difference when scaling a recipe.
How is the tablespoon defined?
Exactly half a US fluid ounce, so about 14.7868 milliliters.