Metric and Imperial Conversion Tables
Common Metric/Imperial conversion ratios.
Length
| Metric to Imperial | Imperial to Metric |
|---|---|
| 1 mm = 0.039 in | 1 in = 25.4 mm |
| 1 m = 3.28 ft | 1 ft = 0.305 m |
| 1 km = 0.621 mi | 1 mi = 1.61 km |
Mass
| Metric to Imperial | Imperial to Metric |
|---|---|
| 1 mg = .000035 oz | 1 oz = 28349.5 mg |
| 1 g = 0.002 lb | 1 lb = 454 g |
| 1 kg = 2.2 lb | 1 lb = 0.45 kg |
Volume
| Metric to Imperial | Imperial to Metric |
|---|---|
| 1 mL = 0.034 fl. oz | 1 fl. oz = 29.57 mL |
| 1 L = 4.22 c | 1 c = .237 L |
| 1 gal = 3.79 L | 1 L = 0.264 gal |







