0.665 tsp ≈ 0.0138542 cup (Imperial; in US cups: 0.665 tsp = 0.0166382 US cup). To convert teaspoons to cups, multiply by 0.020833344: 0.665 × 0.020833344 = 0.0138542.
How to convert teaspoons to cups
cup = tsp × 0.020833344
- 1 tsp = 0.020833344 cup (and 1 cup = 47.999976 tsp).
- Multiply the amount by the factor: 0.665 × 0.020833344 = 0.0138542.
- Answer: 0.665 tsp ≈ 0.0138542 cup (rounded to 6 significant figures).
Teaspoons to Cups table
| Teaspoons (tsp) | Cups (cup) |
|---|---|
| 0.66 tsp | 0.01375 cup |
| 0.661 tsp | 0.0137708 cup |
| 0.662 tsp | 0.0137917 cup |
| 0.663 tsp | 0.0138125 cup |
| 0.664 tsp | 0.0138333 cup |
| 0.665 tsp | 0.0138542 cup |
| 0.666 tsp | 0.013875 cup |
| 0.667 tsp | 0.0138958 cup |
| 0.668 tsp | 0.0139167 cup |
| 0.669 tsp | 0.0139375 cup |
| 0.67 tsp | 0.0139583 cup |
| tsp | cup |
|---|---|
| 1 tsp | 0.0208333 cup |
| 5 tsp | 0.104167 cup |
| 10 tsp | 0.208333 cup |
| 50 tsp | 1.0417 cup |
| 100 tsp | 2.0833 cup |
| 1,000 tsp | 20.8333 cup |
Good to know
The tsp here is the Imperial (UK) teaspoon: 1 tsp = 0.00591939 L. A US teaspoon is 0.00492892 L.
In US teaspoons: 0.665 US tsp = 0.011536 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 0.665 tsp = 0.0166382 US cup.