| 7.8 mm * | 0.1 cm | = 0.78 cm | 
| 1 mm | 
| Unità | Tulijiet | 
|---|---|
| Nanometru | 7800000.0 nm | 
| Mikrometru | 7800.0 µm | 
| Millimetru | 7.8 mm | 
| ċentimetru | 0.78 cm | 
| Pulzier | 0.3070866142 in | 
| Piedi | 0.0255905512 ft | 
| Yard | 0.0085301837 yd | 
| Metru | 0.0078 m | 
| Kilometru | 7.8e-06 km | 
| Mil | 4.8467e-06 mi | 
| Mil nawtiku | 4.2117e-06 nmi | 
