13 tablespoons to cups
Type a value in either box, and the answer shows it in the other unit as you type.
- Cups (cup)
- 0.8125
13 tbsp = 0.8125 cups.
Cups (cup): 0.8125. 13 tbsp = 0.8125 cups.
Cups (cup) by tablespoons (tbsp)
How to calculate
Converts tablespoons (tbsp) to cups (cup) and back, with the exact unit definitions.
Example with the default inputs (Tablespoons (tbsp) 13): 13 tbsp = 0.8125 cups.
Formula: cup = tbsp × 0.0625 (the same as tbsp ÷ 16)
- 1 tablespoon = 0.0625 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.
- Exact on the typed decimals: at most 6 decimal places (6 significant digits below 0.0001), rounded half up; an answer of 1 billion or more shows at most 15 significant digits.
Worked examples
Each example is checked against the calculator on every build.
- Tablespoons (tbsp) 1 gives Cups (cup) 0.0625.Source: Exact unit definitions in NIST SP 811 (2008), Appendix B.8
- Tablespoons (tbsp) 16 gives Cups (cup) 1.Source: Exact unit definitions in NIST SP 811 (2008), Appendix B.8
- Cups (cup) 1 gives Tablespoons (tbsp) 16.Source: Exact unit definitions in NIST SP 811 (2008), Appendix B.8
Other questions people ask
What is 13 tablespoons in cups?
13 tbsp is 0.8125 cups. The formula is cup = tbsp × 0.0625 (the same as tbsp ÷ 16).
How many cups are in a tablespoon?
1 tablespoon is 0.0625 cups, from the exact unit definitions (NIST SP 811).
How do I convert tablespoons to cups?
Multiply by 0.0625: cup = tbsp × 0.0625 (the same as tbsp ÷ 16). For example, 13 tbsp × 0.0625 = 0.8125 cups.
How do I convert cups back to tablespoons?
Multiply by 16, or type the cups into the second box and the converter works it out. 1 cup is 16 tablespoons.