US teaspoons to Imperial cups
1 tsp ≈ 0.01735 UK cup. Edit either value to convert instantly.
Conversion formula
UK cup = tsp × (0.00492892159375) × (1,600,000 / 454,609)1 tsp ≈ 0.0173474 UK cup
US teaspoon (tsp)
A US teaspoon is exactly 4.92892159375 mL; a metric teaspoon is commonly 5 mL.
imperial cup (UK cup)
The imperial cup used here is half an imperial pint: exactly 284.130625 mL, or 10 imperial fluid ounces.
Source: UK Weights and Measures Act 1985, Schedule 1; derived imperial cooking convention
Conversion table
| tsp | UK cup |
|---|---|
| ≈ 0.0173474 | |
| ≈ 0.0346948 | |
| ≈ 0.0867369 | |
| ≈ 0.173474 | |
| ≈ 0.260211 | |
| ≈ 0.346948 | |
| ≈ 0.433684 | |
| ≈ 0.520421 | |
| ≈ 0.693895 | |
| ≈ 0.780632 |
| tsp | UK cup |
|---|---|
| ≈ 0.867369 | |
| ≈ 1.04084 | |
| ≈ 1.21432 | |
| ≈ 1.38779 | |
| ≈ 1.56126 | |
| ≈ 1.73474 | |
| ≈ 2.60211 | |
| ≈ 2.77558 | |
| ≈ 2.94905 | |
| ≈ 3.12253 |
Frequently asked questions
How many imperial cups are in 1 US teaspoon?
1 tsp ≈ 0.01735 UK cup. UK cup = tsp × (0.00492892159375) × (1,600,000 / 454,609)
How do I convert tsp to UK cup?
UK cup = tsp × (0.00492892159375) × (1,600,000 / 454,609)
Is 1 US teaspoon bigger than 1 imperial cup?
1 tsp ≈ 0.01735 UK cup.
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