12 teaspoons to cups
Type a value in either box, and the answer shows it in the other unit as you type.
- Cups (cup)
- 0.25
12 tsp = 0.25 cups.
Cups (cup): 0.25. 12 tsp = 0.25 cups.
Cups (cup) by teaspoons (tsp)
How to calculate
Converts teaspoons (tsp) to cups (cup) and back, with the exact unit definitions.
Example with the default inputs (Teaspoons (tsp) 12): 12 tsp = 0.25 cups.
Formula: cup = tsp × 0.0208333333333 (the same as tsp ÷ 48)
- 1 teaspoon = 0.0208333333333 cups, from the exact definitions in NIST SP 811.
- Cups, ounces, tablespoons, teaspoons, pints, quarts, and gallons are US customary units: 1 US cup is 8 US fluid ounces.
- The answer shows at most 6 decimal places; the calculation keeps full precision.
Worked examples
Each example is checked against the calculator on every build.
- Teaspoons (tsp) 1 gives Cups (cup) 0.020833.Source: Exact unit definitions in NIST SP 811 (2008), Appendix B.8
- Teaspoons (tsp) 48 gives Cups (cup) 1.Source: Exact unit definitions in NIST SP 811 (2008), Appendix B.8
- Cups (cup) 1 gives Teaspoons (tsp) 48.Source: Exact unit definitions in NIST SP 811 (2008), Appendix B.8
Other questions people ask
What is 12 teaspoons in cups?
12 tsp is 0.25 cups. The formula is cup = tsp × 0.0208333333333 (the same as tsp ÷ 48).
How many cups are in a teaspoon?
1 teaspoon is 0.020833 cups, from the exact unit definitions (NIST SP 811).
How do I convert teaspoons to cups?
Multiply by 0.020833: cup = tsp × 0.0208333333333 (the same as tsp ÷ 48). For example, 12 tsp × 0.020833 = 0.25 cups.
How do I convert cups back to teaspoons?
Multiply by 48, or type the cups into the second box and the converter works it out. 1 cup is 48 teaspoons.