| 12.3 mm * | 0.1 cm | = 1.23 cm | 
| 1 mm | 
| Maßeinheit | Länge | 
|---|---|
| Nanometer | 12300000.0 nm | 
| Mikrometer | 12300.0 µm | 
| Millimeter | 12.3 mm | 
| Zentimeter | 1.23 cm | 
| Zoll | 0.4842519685 in | 
| Fuß | 0.0403543307 ft | 
| Yard | 0.0134514436 yd | 
| Meter | 0.0123 m | 
| Kilometer | 1.23e-05 km | 
| Meile | 7.6429e-06 mi | 
| Seemeile | 6.6415e-06 nmi | 
