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Updated March 2026

Tablespoons to Milliliters Conversion

Quick formula: ml = tablespoons × 15 — cooking essential

Quick Answer

1 US tablespoon = 14.79 ml (round to 15 ml). 1 metric tablespoon = exactly 15 ml. Super easy conversion!

tbsp
=
14.8ml

Step-by-Step Guide

1

The Formula

ml = tablespoons × 14.79 — For cooking, just use 15 ml per tablespoon.

💡15 ml = 1 tbsp is accurate enough for any recipe!
2

Common Conversions

1 tbsp = 15 ml | 2 tbsp = 30 ml | 3 tbsp = 45 ml | 4 tbsp (1/4 cup) = 60 ml

💡4 tablespoons = 1/4 cup is a handy reference.
3

US vs Metric vs UK

US tablespoon = 14.79 ml | Metric tablespoon = 15 ml | UK tablespoon = 17.76 ml | Australian tbsp = 20 ml

💡Check your recipe's origin — Australian tablespoons are 33% larger!
4

Related Measurements

1 tablespoon = 3 teaspoons = 15 ml | 1 teaspoon = 5 ml | 1 cup = 16 tablespoons = 240 ml

💡3 teaspoons = 1 tablespoon is key for cooking conversions.

Frequently Asked Questions

Is 15 ml the same as 1 tablespoon?

Yes, for practical purposes. US tablespoon is 14.79 ml, metric is exactly 15 ml. The difference is negligible in cooking.

How many tablespoons in a cup?

16 tablespoons = 1 cup. This works for both US cups (237 ml) and is a useful cooking reference.

What about teaspoons?

1 teaspoon = 5 ml. Since 3 tsp = 1 tbsp, that's 3 × 5 = 15 ml per tablespoon.

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