To convert US teaspoons to imperial teaspoons, multiply the value by 0.832674. To go the other way, multiply imperial teaspoons by 1.20095 to get US teaspoons.
| US Teaspoons (tsp) | Imperial Teaspoons (tsp-uk) |
|---|---|
| 1 tsp | 0.832674 tsp-uk |
| 2 tsp | 1.66535 tsp-uk |
| 5 tsp | 4.16337 tsp-uk |
| 10 tsp | 8.32674 tsp-uk |
| 20 tsp | 16.6535 tsp-uk |
| 50 tsp | 41.6337 tsp-uk |
| 100 tsp | 83.2674 tsp-uk |
| 500 tsp | 416.337 tsp-uk |
| 1,000 tsp | 832.674 tsp-uk |
250 tsp × 0.832674 = 208.169 tsp-uk
Try this example →US teaspoon (tsp). A US teaspoon is 4.9289 mL (1/3 tablespoon).
Imperial teaspoon (tsp-uk). The British imperial teaspoon is 5.919 mL.
There are 0.832674 imperial teaspoons in one US teaspoon.
Multiply the number of US teaspoons by 0.832674. For example, 10 US teaspoons equal 8.32674 imperial teaspoons.
One imperial teaspoon equals 1.20095 US teaspoons.