1 millimeter to centimeters
1 mm = 0.1 cm. Change the amount below, or read the formula and the reference table further down.
1 millimeter equals
centimeters
1 mm = 0.1 cm
The formula
Millimeters and centimeters both measure length from the same zero, so a single multiplier does the job.
cm = mm × 0.1
Going the other way? Convert centimeters to millimeters.
Millimeters to centimeters table
Values either side of 1 mm.
| Millimeters (mm) | Centimeters (cm) |
|---|---|
| -4 | -0.4 |
| -3.5 | -0.35 |
| -3 | -0.3 |
| -2.5 | -0.25 |
| -2 | -0.2 |
| -1.5 | -0.15 |
| -1 | -0.1 |
| -0.5 | -0.05 |
| 0 | 0 |
| 0.5 | 0.05 |
| 1 | 0.1 |
| 1.5 | 0.15 |
| 2 | 0.2 |
| 2.5 | 0.25 |
| 3 | 0.3 |
| 3.5 | 0.35 |
| 4 | 0.4 |
| 4.5 | 0.45 |
| 5 | 0.5 |
| 5.5 | 0.55 |
| 6 | 0.6 |
Questions people ask
- How many centimeters are in a millimeter?
- One millimeter equals 0.1 centimeters.
- How do I convert millimeters to centimeters by hand?
- Multiply the number of millimeters by 0.1. For a rough check, 0.1 is close enough for most everyday use.
- What is 1 millimeter in centimeters?
- 1 millimeter is 0.1 centimeters.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.