420 mL = 0.42 L. To convert millilitres to litres, divide by 1,000: 420 ÷ 1,000 = 0.42.
How to convert millilitres to litres
L = mL × 0.001
- 1 mL = 0.001 L (and 1 L = 1,000 mL).
- Multiply the amount by the factor: 420 × 0.001 = 0.42.
- Answer: 420 mL = 0.42 L.
Shortcut: dividing by 1,000 gives the same result as multiplying by 0.001.
Millilitres to Litres table
| Millilitres (mL) | Litres (L) |
|---|---|
| 415 mL | 0.415 L |
| 416 mL | 0.416 L |
| 417 mL | 0.417 L |
| 418 mL | 0.418 L |
| 419 mL | 0.419 L |
| 420 mL | 0.42 L |
| 421 mL | 0.421 L |
| 422 mL | 0.422 L |
| 423 mL | 0.423 L |
| 424 mL | 0.424 L |
| 425 mL | 0.425 L |
| mL | L |
|---|---|
| 1 mL | 0.001 L |
| 5 mL | 0.005 L |
| 10 mL | 0.01 L |
| 50 mL | 0.05 L |
| 100 mL | 0.1 L |
| 1,000 mL | 1 L |