Teaspoons to mL Converter Formula

Understand the math behind the teaspoons to ml converter. Each variable explained with a worked example.

Use the Teaspoons to mL Converter

Formulas Used

Milliliters

ml = tsp * 4.929

Tablespoons

tbsp = tsp / 3

Variables

VariableDescriptionDefault
tspTeaspoons(tsp)5

How It Works

How to Convert Teaspoons to Milliliters

Formula

mL = Teaspoons x 4.929

One US customary teaspoon equals 4.92892 mL. Commonly rounded to 5 mL for simplicity.

Common Conversions

  • 1 tsp = 4.93 mL
  • 3 tsp = 1 tablespoon
  • 6 tsp = 1 fluid ounce

    • Worked Example

    Convert 5 teaspoons of baking powder to milliliters.

    tsp = 5
    1. 01Use the conversion: 1 tsp = 4.929 mL.
    2. 02Multiply: 5 x 4.929 = 24.645 mL.
    3. 035 teaspoons is approximately 24.65 mL.

    Frequently Asked Questions

    Is 1 teaspoon exactly 5 mL?

    The metric teaspoon is exactly 5 mL. The US customary teaspoon is 4.929 mL. Medicine dosing cups typically use the 5 mL standard.

    How many teaspoons in a tablespoon?

    There are 3 teaspoons in 1 tablespoon.

    What about UK teaspoons?

    A UK (imperial) teaspoon is approximately 5.92 mL, slightly larger than the US teaspoon.

    Ready to run the numbers?

    Open Teaspoons to mL Converter