| 20.5 mm * | 0.1 cm | = 2.05 cm | 
| 1 mm | 
| Mõõtühik | Pikkus | 
|---|---|
| nanomeeter | 20500000.0 nm | 
| Mikromeeter | 20500.0 µm | 
| Millimeeter | 20.5 mm | 
| Sentimeeter | 2.05 cm | 
| Toll | 0.8070866142 in | 
| Jalg | 0.0672572178 ft | 
| Õu | 0.0224190726 yd | 
| Meeter | 0.0205 m | 
| Kilomeeter | 2.05e-05 km | 
| Miil | 1.27381e-05 mi | 
| Meremiil | 1.10691e-05 nmi | 
