45 tbsp ≈ 2.8125 cup (Imperial; in US cups: 45 tbsp = 3.3777 US cup). To convert tablespoons to cups, multiply by 0.062500031: 45 × 0.062500031 = 2.8125.
How to convert tablespoons to cups
cup = tbsp × 0.062500031
- 1 tbsp = 0.062500031 cup (and 1 cup = 15.999992 tbsp).
- Multiply the amount by the factor: 45 × 0.062500031 = 2.8125.
- Answer: 45 tbsp ≈ 2.8125 cup (rounded to 6 significant figures).
Tablespoons to Cups table
| Tablespoons (tbsp) | Cups (cup) |
|---|---|
| 40 tbsp | 2.5 cup |
| 41 tbsp | 2.5625 cup |
| 42 tbsp | 2.625 cup |
| 43 tbsp | 2.6875 cup |
| 44 tbsp | 2.75 cup |
| 45 tbsp | 2.8125 cup |
| 46 tbsp | 2.875 cup |
| 47 tbsp | 2.9375 cup |
| 48 tbsp | 3 cup |
| 49 tbsp | 3.0625 cup |
| 50 tbsp | 3.125 cup |
| tbsp | cup |
|---|---|
| 1 tbsp | 0.0625 cup |
| 5 tbsp | 0.3125 cup |
| 10 tbsp | 0.625 cup |
| 50 tbsp | 3.125 cup |
| 100 tbsp | 6.25 cup |
| 1,000 tbsp | 62.5 cup |
Good to know
The tbsp here is the Imperial (UK) tablespoon: 1 tbsp = 0.0177582 L. A US tablespoon is 0.0147868 L.
In US tablespoons: 45 US tbsp = 2.3419 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 45 tbsp = 3.3777 US cup.