0.021 mm = 0.0021 cm. To convert millimeters to centimeters, divide by 10: 0.021 ÷ 10 = 0.0021.
How to convert millimeters to centimeters
cm = mm × 0.1
- 1 mm = 0.1 cm (and 1 cm = 10 mm).
- Multiply the amount by the factor: 0.021 × 0.1 = 0.0021.
- Answer: 0.021 mm = 0.0021 cm.
Shortcut: dividing by 10 gives the same result as multiplying by 0.1.
Millimeters to Centimeters table
| Millimeters (mm) | Centimeters (cm) |
|---|---|
| 0.016 mm | 0.0016 cm |
| 0.017 mm | 0.0017 cm |
| 0.018 mm | 0.0018 cm |
| 0.019 mm | 0.0019 cm |
| 0.02 mm | 0.002 cm |
| 0.021 mm | 0.0021 cm |
| 0.022 mm | 0.0022 cm |
| 0.023 mm | 0.0023 cm |
| 0.024 mm | 0.0024 cm |
| 0.025 mm | 0.0025 cm |
| 0.026 mm | 0.0026 cm |
| mm | cm |
|---|---|
| 1 mm | 0.1 cm |
| 5 mm | 0.5 cm |
| 10 mm | 1 cm |
| 50 mm | 5 cm |
| 100 mm | 10 cm |
| 1,000 mm | 100 cm |
Good to know
1 inch = 2.54 cm exactly; 1 cm = 10 mm; 1 m = 100 cm; 1 foot = 12 inches = 30.48 cm.