| 31.5 mm * | 0.1 cm | = 3.15 cm | 
| 1 mm | 
| Ölçü birimleri | Uzunluk birimleri | 
|---|---|
| Nanometre | 31500000.0 nm | 
| Mikrometre | 31500.0 µm | 
| Milimetre | 31.5 mm | 
| Santimetre | 3.15 cm | 
| İnç | 1.2401574803 in | 
| Fit | 0.1033464567 ft | 
| Yarda | 0.0344488189 yd | 
| Metre | 0.0315 m | 
| Kilometre | 3.15e-05 km | 
| Mil | 1.95732e-05 mi | 
| Deniz mili | 1.70086e-05 nmi | 
