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31 centimeters (cm) = 310 millimeters (mm). To convert 31 cm to mm, multiply the length value by the conversion factor 10.
Number of centimeters × 10 = Value in millimeters
31 cm = 31 × 10 = 310 mm
| Centimeters [cm] | Millimeters [mm] |
| 31 | 310 |
| 32 | 320 |
| 33 | 330 |
| 34 | 340 |
| 35 | 350 |
| 36 | 360 |
| 37 | 370 |
| 38 | 380 |
| 39 | 390 |
| 40 | 400 |
| 41 | 410 |
| 42 | 420 |
| 43 | 430 |
| 44 | 440 |
| 45 | 450 |
| 46 | 460 |
| 47 | 470 |
| 48 | 480 |
| 49 | 490 |
| 50 | 500 |
How many millimeters are there in a centimeter?
There are 10 millimeters in a centimeter.
Which is the bigger unit?
Centimeter is the bigger unit than millimeter.