Unit Conversion

Tablespoons to Teaspoons: Full Conversion Guide

Updated May 2026 · 4 min read

Spoon measurements come up in almost every recipe. Whether you're scaling down a recipe or just working with an unfamiliar unit, knowing how tablespoons, teaspoons, and cups relate to each other is a fundamental cooking skill.

The Key Relationships

  • 1 tablespoon = 3 teaspoons
  • 1 cup = 16 tablespoons
  • 1 cup = 48 teaspoons
  • ½ cup = 8 tablespoons
  • ¼ cup = 4 tablespoons
  • 1 tablespoon = ½ fluid ounce

Full Tablespoon to Teaspoon Conversion Chart

TablespoonsTeaspoonsCups
⅛ tbsp⅜ tsp
¼ tbsp¾ tsp
½ tbsp1½ tsp
1 tbsp3 tsp1/16 cup
2 tbsp6 tsp⅛ cup
4 tbsp12 tsp¼ cup
5 tbsp + 1 tsp16 tsp⅓ cup
8 tbsp24 tsp½ cup
12 tbsp36 tsp¾ cup
16 tbsp48 tsp1 cup

When You Don't Have the Right Spoon

If you're missing a measuring spoon size, here's how to improvise:

  • 1 tablespoon = 3 teaspoons (use your teaspoon 3 times)
  • ½ tablespoon = 1½ teaspoons
  • ⅓ tablespoon = 1 teaspoon
  • ¼ teaspoon = a small pinch between thumb and two fingers

Metric Equivalents

US MeasurementMilliliters (ml)
1 teaspoon4.93 ml
1 tablespoon14.79 ml
¼ cup59.1 ml
½ cup118.3 ml
1 cup236.6 ml

Quick Convert

For instant conversions between tablespoons, teaspoons, and cups, use our Tablespoon to Teaspoon Converter.