Volume conversion
18 tbsp to tsp
54 tsp
18 tablespoons = 54 teaspoons. Exact factor: tsp = tbsp × 3.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
tsp = tbsp × 3
Worked example: 18 × 3 = 54 tsp.
Values near 18 tbsp
| tbsp | tsp |
|---|---|
| 15 | 45 |
| 16 | 48 |
| 17 | 51 |
| 18this page | 54 |
| 19 | 57 |
| 20 | 60 |
| 21 | 63 |
Frequently asked
How do you convert tablespoons to teaspoons?
Apply the formula tsp = tbsp × 3. Enter any value in the live converter above and the result updates as you type.
What is 18 tbsp in tsp?
18 tbsp equals 54 tsp. The reference table below shows the values immediately around 18 tbsp.
Is this conversion exact?
Yes. Three teaspoons to the tablespoon holds in the US, Canada and the UK. The Australian tablespoon is four teaspoons.