4.2 g = 4,200 mg. To convert grams to milligrams, multiply by 1,000: 4.2 × 1,000 = 4,200.
How to convert grams to milligrams
mg = g × 1,000
- 1 g = 1,000 mg (and 1 mg = 0.001 g).
- Multiply the amount by the factor: 4.2 × 1,000 = 4,200.
- Answer: 4.2 g = 4,200 mg.
Grams to Milligrams table
| Grams (g) | Milligrams (mg) |
|---|---|
| 3.7 g | 3,700 mg |
| 3.8 g | 3,800 mg |
| 3.9 g | 3,900 mg |
| 4 g | 4,000 mg |
| 4.1 g | 4,100 mg |
| 4.2 g | 4,200 mg |
| 4.3 g | 4,300 mg |
| 4.4 g | 4,400 mg |
| 4.5 g | 4,500 mg |
| 4.6 g | 4,600 mg |
| 4.7 g | 4,700 mg |
| g | mg |
|---|---|
| 1 g | 1,000 mg |
| 5 g | 5,000 mg |
| 10 g | 10,000 mg |
| 50 g | 50,000 mg |
| 100 g | 100,000 mg |
| 1,000 g | 1,000,000 mg |