How many teaspoons are in one tablespoon?

Exactly 3 teaspoons equal 1 tablespoon in the US customary system. This is the same in the imperial and Australian systems.

Is this the same for US and metric tablespoons?

In the US customary system 1 tablespoon = 3 teaspoons. Metric tablespoons (15 mL) also equal 3 metric teaspoons (5 mL each), so the 3:1 ratio holds universally for cooking purposes.

How do I convert teaspoons back to tablespoons?

Divide the number of teaspoons by 3. For example, 9 teaspoons ÷ 3 = 3 tablespoons. You can also type directly in the teaspoon field above to get the tablespoon value.

How many teaspoons are in half a tablespoon?

Half a tablespoon equals 1.5 teaspoons. This is a common measurement in baking for small amounts of spices or leavening agents.

How many teaspoons are in a quarter tablespoon?

A quarter tablespoon equals 0.75 teaspoons, which is often rounded to ¾ tsp in recipes.

Tablespoons to Teaspoons Converter

Name: Tablespoons to Teaspoons Converter
Availability: InStock
Author: Nham Vu

Enter tablespoons or teaspoons and get the instant conversion — 1 tbsp = 3 tsp.

Enter a value to convert

Tablespoons (tbsp)

tbsp

Teaspoons (tsp)

tsp

Quick-reference table

1 tablespoon = 3 teaspoons

Tablespoons	Teaspoons

Summary

Enter tablespoons or teaspoons and get the instant conversion — 1 tbsp = 3 tsp.

How it works

Enter a value in the Tablespoons field to see the equivalent in teaspoons.
Or enter a value in the Teaspoons field to convert back to tablespoons.
The result updates instantly as you type.
Use the reference table below for common cooking amounts.

Use cases

Scale a recipe that calls for tablespoons when you only have a teaspoon measure.
Convert a baking ingredient quantity quickly while cooking.
Check how many teaspoons are in a given number of tablespoons.
Teach kitchen measurement basics to beginner cooks.
Verify measurement equivalents without memorizing the 3:1 ratio.

Frequently Asked Questions

Last updated: 2026-07-01 · Reviewed by Nham Vu