642 tsp ≈ 13.375 cup (Imperial; in US cups: 642 tsp = 16.0627 US cup). To convert teaspoons to cups, multiply by 0.020833344: 642 × 0.020833344 = 13.375.
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: 642 × 0.020833344 = 13.375.
- Answer: 642 tsp ≈ 13.375 cup (rounded to 6 significant figures).
Teaspoons to Cups table
| Teaspoons (tsp) | Cups (cup) |
|---|---|
| 637 tsp | 13.2708 cup |
| 638 tsp | 13.2917 cup |
| 639 tsp | 13.3125 cup |
| 640 tsp | 13.3333 cup |
| 641 tsp | 13.3542 cup |
| 642 tsp | 13.375 cup |
| 643 tsp | 13.3958 cup |
| 644 tsp | 13.4167 cup |
| 645 tsp | 13.4375 cup |
| 646 tsp | 13.4583 cup |
| 647 tsp | 13.4792 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: 642 US tsp = 11.137 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 642 tsp = 16.0627 US cup.