Free · Unit conversions

Five-Milliliter Teaspoons & Milliliters Converter

Convert five-milliliter teaspoons & milliliters with explained unit conventions and editable results.

  • Formula & worked example
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Calculator inputs

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How to use this calculator

  1. Enter the known values in the units shown. Results update as you type.
  2. Where results are editable, change one to solve backwards. Lock a value to hold it fixed.
  3. Use the worked example to check the method. Reset restores the starting fields.

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Inputs and results stay in this browser tab. Bookify does not upload or store the values you enter.

Formula and method

3 metric teaspoons = 15 mL = 15 cm³. The teaspoon here is the 5 mL metric measure. A US customary teaspoon is approximately 4.92892 mL. The optional tablespoon is 15 mL.

3 metric teaspoons = 15 mL = 15 cm³

Worked example

Enter these known values and leave the other values blank.

Metric teaspoons (5 mL)
3 tsp
Milliliters
15 mL
Other related units
15 cc

Assumptions and limitations

  • The teaspoon here is the 5 mL metric measure. A US customary teaspoon is approximately 4.92892 mL. The optional tablespoon is 15 mL.
  • Changing a unit preserves the underlying quantity. Check the selected unit before entering a new number; rounded display digits do not improve measurement accuracy.

Common questions

Which unit definition does this tool use?

The teaspoon here is the 5 mL metric measure. A US customary teaspoon is approximately 4.92892 mL. The optional tablespoon is 15 mL.

Can I calculate in reverse?

Yes. Leave the original input blank and enter the known result. The inverse calculation uses the same unit definition.

References

The US fluid ounce uses one 128th of the exact US liquid gallon, replacing the rounded captured reciprocal factor.

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