| 665 mm * | 0.1 cm | = 66.5 cm | 
| 1 mm | 
| Måleenhed | Længder | 
|---|---|
| Nanometer | 665000000.0 nm | 
| Mikrometer | 665000.0 µm | 
| Nillimeter | 665.0 mm | 
| Centimeter | 66.5 cm | 
| Tomme | 26.1811023622 in | 
| Fod | 2.1817585302 ft | 
| Yard | 0.7272528434 yd | 
| Meter | 0.665 m | 
| Kilometer | 0.000665 km | 
| Nil | 0.0004132118 mi | 
| Sømil | 0.0003590713 nmi | 
