Centimeters to millimeters
1 centimeter = 10 millimeters
For any other value: mm = cm × 10
Calculator
50 mm
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You can leave the unit in: 100 cm is fine.
Centimeters to millimeters chart
The values people look up most.
| centimeters | millimeters |
|---|---|
| 1 cm | 10 mm |
| 2 cm | 20 mm |
| 5 cm | 50 mm |
| 6 cm | 60 mm |
| 7 cm | 70 mm |
| 4.2 cm | 42 mm |
| 3 cm | 30 mm |
| 4 cm | 40 mm |
| 10 cm | 100 mm |
| 1.5 cm | 15 mm |
| 6.5 cm | 65 mm |
| 8 cm | 80 mm |
| 5.5 cm | 55 mm |
| 2.5 cm | 25 mm |
| 20 cm | 200 mm |
| 11 cm | 110 mm |
| 9 cm | 90 mm |
| 7.5 cm | 75 mm |
| 30 cm | 300 mm |
| 14 cm | 140 mm |
| 15 cm | 150 mm |
| 0.5 cm | 5 mm |
| 3.5 cm | 35 mm |
| 1.2 cm | 12 mm |
| 6.3 cm | 63 mm |
| 12 cm | 120 mm |
| 25 cm | 250 mm |
| 4.5 cm | 45 mm |
| 1.3 cm | 13 mm |
| 1.7 cm | 17 mm |
Formula
mm = cm × 10
Ten millimeters make a centimeter — just move the decimal point one place.