| 30 mm * | 0.1 cm | = 3.0 cm | 
| 1 mm | 
| Måleenhed | Længder | 
|---|---|
| Nanometer | 30000000.0 nm | 
| Mikrometer | 30000.0 µm | 
| Nillimeter | 30.0 mm | 
| Centimeter | 3.0 cm | 
| Tomme | 1.1811023622 in | 
| Fod | 0.0984251969 ft | 
| Yard | 0.032808399 yd | 
| Meter | 0.03 m | 
| Kilometer | 3e-05 km | 
| Nil | 1.86411e-05 mi | 
| Sømil | 1.61987e-05 nmi | 
