1 US tablespoon (tbsp) = 0.90234375 cubic inches (in³). To convert, divide by 1.108225108: in³ = tbsp ÷ 1.108225108. For example, 5 tbsp = 4.51171875 in³.
in³ = tbsp ÷ 1.108225108
US tablespoons to cubic inches table
| US tablespoons (tbsp) | Cubic inches (in³) |
|---|---|
| 1 | 0.90234375 |
| 2 | 1.8046875 |
| 3 | 2.70703125 |
| 4 | 3.609375 |
| 5 | 4.51171875 |
| 10 | 9.0234375 |
| 20 | 18.046875 |
| 25 | 22.55859375 |
| 50 | 45.1171875 |
| 100 | 90.234375 |
| 250 | 225.5859375 |
| 500 | 451.171875 |
| 1,000 | 902.34375 |
The two units
US tablespoon (tbsp). Half a US fluid ounce. Metric tablespoons are 15 mL; Australian ones are 20 mL.
Cubic inch (in³). A cube one inch on each side: exactly 16.387064 cubic centimeters.
Because both units are defined in terms of the same base unit, the factor 0.90234375 is exact, not a rounded measurement.
Convert US tablespoons to other units
- US tablespoons to liters — 1 tbsp = 0.0147867648 L
- US tablespoons to milliliters — 1 tbsp = 14.78676478 mL
- US tablespoons to cubic meters — 1 tbsp = 0.0000147868 m³
- US tablespoons to US gallons — 1 tbsp = 0.00390625 gal (US)
- US tablespoons to US quarts — 1 tbsp = 0.015625 qt (US)
- US tablespoons to US pints — 1 tbsp = 0.03125 pt (US)
- US tablespoons to US cups — 1 tbsp = 0.0625 cup
- US tablespoons to US fluid ounces — 1 tbsp = 0.5 fl oz (US)
- US tablespoons to US teaspoons — 1 tbsp = 3 tsp
- US tablespoons to imperial gallons — 1 tbsp = 0.0032526335 gal (UK)
- US tablespoons to imperial pints — 1 tbsp = 0.0260210683 pt (UK)
- US tablespoons to cubic feet — 1 tbsp = 0.0005221897 ft³
Convert other units to cubic inches
- Cubic inches to US tablespoons
- Liters to cubic inches
- Milliliters to cubic inches
- Cubic meters to cubic inches
- US gallons to cubic inches
- US quarts to cubic inches
- US pints to cubic inches
- US cups to cubic inches
- US fluid ounces to cubic inches
- US teaspoons to cubic inches
- Imperial gallons to cubic inches
- Imperial pints to cubic inches
- Cubic feet to cubic inches
Questions people ask
- How many cubic inches are in a US tablespoon?
- 0.90234375, exactly.
- How do you convert US tablespoons to cubic inches?
- in³ = tbsp ÷ 1.108225108. It is the same as dividing by 1.108225108.
- How do you convert cubic inches back to US tablespoons?
- tbsp = in³ × 1.108225108. See cubic inches to US tablespoons.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
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