2.66 tsp ≈ 0.0554167 cup (Imperial; in US cups: 2.66 tsp = 0.0665526 US cup). To convert teaspoons to cups, multiply by 0.020833344: 2.66 × 0.020833344 = 0.0554167.
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: 2.66 × 0.020833344 = 0.0554167.
- Answer: 2.66 tsp ≈ 0.0554167 cup (rounded to 6 significant figures).
Teaspoons to Cups table
| Teaspoons (tsp) | Cups (cup) |
|---|---|
| 2.61 tsp | 0.054375 cup |
| 2.62 tsp | 0.0545834 cup |
| 2.63 tsp | 0.0547917 cup |
| 2.64 tsp | 0.055 cup |
| 2.65 tsp | 0.0552084 cup |
| 2.66 tsp | 0.0554167 cup |
| 2.67 tsp | 0.055625 cup |
| 2.68 tsp | 0.0558334 cup |
| 2.69 tsp | 0.0560417 cup |
| 2.7 tsp | 0.05625 cup |
| 2.71 tsp | 0.0564584 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: 2.66 US tsp = 0.0461441 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 2.66 tsp = 0.0665526 US cup.