This converter turns tablespoons into US cups instantly, using the exact factor 1 tablespoon = 0.0625 US cups. Type any number and the result updates as you go — nothing is sent to a server, so the arithmetic happens entirely in your browser.
Three teaspoons, or 14.79 millilitres in US measure. The US legal cup used in recipes: 240 mL, or 236.6 mL by the customary definition.
Because the relationship is a simple proportion, one multiplication does the whole job. The table further down gives pre-computed values for the amounts people look up most often, and the result panel also reports the reverse conversion so you can check the figure both ways.
The formula
tablespoons- The amount you are converting, measured in tablespoons
0.0625- The exact number of US cups in one tablespoon
US cups- The converted result
How it works, step by step
- Enter the number of tablespoons you want to convert.
- The value is multiplied by 0.0625, the exact conversion factor.
- The result is displayed in US cups, rounded for readability.
- The unrounded value and the reverse conversion appear underneath so you can verify it.
Worked examples
Converting 5 tablespoons
Multiply 5 by 0.0625. That gives 0.3125 US cups. A quick sanity check: one tablespoon is smaller than one US cup, so the number should get smaller — and it does.
Converting 72 tablespoons
72 × 0.0625 = 4.5 US cups. Working backwards, 4.5 ÷ 0.0625 returns 72 tablespoons, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many US cups are in one tablespoon?
Exactly 0.0625. Every conversion on this page is that single number multiplied by your input, so the result carries no rounding error beyond what is shown.
What is the formula to convert tablespoons to US cups?
Us Cups = tablespoons × 0.0625. To reverse it, divide instead: tablespoons = US cups ÷ 0.0625, which is the same as multiplying by 16.
Is the tablespoon bigger than the US cup?
No. One tablespoon is only 0.0625 of a US cup, so the US cup is the larger unit.
Why does my answer differ slightly from other tablespoons to cups converters?
Most differences come from rounding the factor too early. This tool keeps full double precision through the calculation and only rounds at the final display step, and it also shows the unrounded value so you can see exactly where any difference appears.
What is a tablespoon?
Three teaspoons, or 14.79 millilitres in US measure.
What is a US cup?
The US legal cup used in recipes: 240 mL, or 236.6 mL by the customary definition.
Tablespoons to US cups reference table
| Tablespoons | Us Cups |
|---|---|
| 0.5 tbsp | 0.03125 cup |
| 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 |
| 15 tbsp | 0.9375 cup |
| 20 tbsp | 1.25 cup |
| 25 tbsp | 1.5625 cup |
| 50 tbsp | 3.125 cup |
| 75 tbsp | 4.6875 cup |
| 100 tbsp | 6.25 cup |
| 250 tbsp | 15.625 cup |
| 500 tbsp | 31.25 cup |
| 1000 tbsp | 62.5 cup |
Exact factor: 1 tablespoon = 0.0625 US cups. Values rounded for display.