Convert teaspoons to cups
Teaspoon (tsp) to cup (cup). One teaspoon equals 0.020833 cups.
Formula
Teaspoon to cup conversion table
| Teaspoons | Cups | Cups | Teaspoons |
|---|---|---|---|
| 1 tsp | 0.020833 cup | 1 cup | 48 tsp |
| 2 tsp | 0.041667 cup | 2 cup | 96 tsp |
| 3 tsp | 0.0625 cup | 3 cup | 144 tsp |
| 5 tsp | 0.104167 cup | 5 cup | 240 tsp |
| 10 tsp | 0.208333 cup | 10 cup | 480 tsp |
| 20 tsp | 0.416667 cup | 20 cup | 960 tsp |
| 50 tsp | 1.0417 cup | 50 cup | 2400 tsp |
| 100 tsp | 2.0833 cup | 100 cup | 4800 tsp |
| 500 tsp | 10.4167 cup | 500 cup | 24000 tsp |
| 1000 tsp | 20.8333 cup | 1000 cup | 48000 tsp |
To convert teaspoons to cups, divide the number of teaspoons by 48. One teaspoon equals 0.020833 cups, and one cup equals 48 teaspoons, so the relationship is fixed and exact. As a worked example, 10 tsp comes to 0.208333 cup. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a volume conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common teaspoon values already worked out in cups, plus the reverse cup to teaspoon direction, which is handy for quick reference or double-checking a result by hand.
Frequently asked questions
How many cups are in a teaspoon?
One teaspoon equals 0.020833 cups. The ratio is constant, so you can multiply any number of teaspoons by 0.020833 to get cups.
What is the formula to convert teaspoons to cups?
Use cups = teaspoons ÷ 48. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.
How do I convert cups back to teaspoons?
Go the other way by using one cup equals 48 teaspoons. You can also press the swap button in the converter above to flip the direction in one click.
Is this teaspoon to cup converter accurate?
Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.