Convert tablespoons to teaspoons (tbsp to tsp) instantly. Easy culinary measurement converter with fraction tables and kitchen ratios.
teaspoons = tablespoons × 3Instant conversions for standard culinary and measurement values.
| Tablespoons (tbsp) | Teaspoons (tsp) | Notes / Equivalents |
|---|---|---|
| 0.25 tbsp | 0.75 tsp | 1/4 tbsp = 3/4 tsp |
| 0.333 tbsp | 1 tsp | 1/3 tbsp = 1 tsp |
| 0.5 tbsp | 1.5 tsp | 1/2 tbsp = 1 1/2 tsp |
| 0.667 tbsp | 2 tsp | 2/3 tbsp = 2 tsp |
| 0.75 tbsp | 2.25 tsp | 3/4 tbsp = 2 1/4 tsp |
| 1 tbsp | 3 tsp | 1 tbsp = 3 tsp (standard) |
| 2 tbsp | 6 tsp | 2 tbsp = 6 tsp = 1 fl oz (1/8 cup) |
| 3 tbsp | 9 tsp | 3 tbsp = 9 tsp |
| 4 tbsp | 12 tsp | 4 tbsp = 12 tsp = 1/4 cup |
| 8 tbsp | 24 tsp | 8 tbsp = 24 tsp = 1/2 cup (1 butter stick) |
| 16 tbsp | 48 tsp | 16 tbsp = 48 tsp = 1 full cup |
Conversion between tablespoons and teaspoons is governed by precise mathematical and physical standards.
Because both units belong to the same dimensional category (volume), this conversion uses a fixed mathematical ratio that never changes regardless of ingredient temperature or density.
Direct (tbsp to tsp):
teaspoons = tablespoons × 3Reverse (tsp to tbsp):
tablespoons = teaspoons ÷ 3In both US customary and imperial cooking, exactly 3 teaspoons make up 1 tablespoon (1 tbsp = 3 tsp).
In Australia, a standard tablespoon is legally defined as 20 mL (4 metric teaspoons of 5 mL each), rather than 15 mL (3 tsp).
1 US tablespoon is 14.787 mL, while 1 metric tablespoon is 15.000 mL. In practical cooking, they are virtually interchangeable.
One standard US stick of butter equals 8 tablespoons or 24 teaspoons (1/2 cup or 113.4 grams).
There are exactly 3 teaspoons in 1 standard tablespoon.
There are 1.5 teaspoons (1 and a half tsp) in 1/2 tablespoon.
There are 0.75 teaspoons (3/4 tsp) in 1/4 tablespoon.
There are 6 teaspoons in 2 tablespoons (which is also equal to 1 fluid ounce or 1/8 cup).
Australia standardized culinary measurements in 1970 using a 20 mL tablespoon (4 × 5 mL metric teaspoons), whereas the rest of the world uses 15 mL (3 teaspoons).