221 mg = 0.221 g. To convert milligrams to grams, divide by 1,000: 221 ÷ 1,000 = 0.221.
How to convert milligrams to grams
g = mg × 0.001
- 1 mg = 0.001 g (and 1 g = 1,000 mg).
- Multiply the amount by the factor: 221 × 0.001 = 0.221.
- Answer: 221 mg = 0.221 g.
Shortcut: dividing by 1,000 gives the same result as multiplying by 0.001.
Milligrams to Grams table
| Milligrams (mg) | Grams (g) |
|---|---|
| 216 mg | 0.216 g |
| 217 mg | 0.217 g |
| 218 mg | 0.218 g |
| 219 mg | 0.219 g |
| 220 mg | 0.22 g |
| 221 mg | 0.221 g |
| 222 mg | 0.222 g |
| 223 mg | 0.223 g |
| 224 mg | 0.224 g |
| 225 mg | 0.225 g |
| 226 mg | 0.226 g |
| mg | g |
|---|---|
| 1 mg | 0.001 g |
| 5 mg | 0.005 g |
| 10 mg | 0.01 g |
| 50 mg | 0.05 g |
| 100 mg | 0.1 g |
| 1,000 mg | 1 g |