| 0.4 cm * | 0.01 m | = 0.004 m | 
| 1 cm | 
| Natuurkundige eenheid | Lengte-eenheid | 
|---|---|
| Nanometer | 4000000.0 nm | 
| Micrometer | 4000.0 µm | 
| Millimeter | 4.0 mm | 
| Centimeter | 0.4 cm | 
| Inch | 0.157480315 in | 
| Voet | 0.0131233596 ft | 
| Yard | 0.0043744532 yd | 
| Meter | 0.004 m | 
| Kilometer | 4e-06 km | 
| Mijl | 2.4855e-06 mi | 
| Zeemijl | 2.1598e-06 nmi | 
