| 204 mm * | 0.1 cm | = 20.4 cm | 
| 1 mm | 
| Units of measurement | Lengths | 
|---|---|
| Nanometre | 204000000.0 nm | 
| Micrometre | 204000.0 µm | 
| Millimetre | 204.0 mm | 
| Centimetre | 20.4 cm | 
| Inch | 8.031496063 in | 
| Foot | 0.6692913386 ft | 
| Yard | 0.2230971129 yd | 
| Metre | 0.204 m | 
| Kilometre | 0.000204 km | 
| Mile | 0.0001267597 mi | 
| Nautical mile | 0.0001101512 nmi | 
