Convert square millimeters to square centimeters and back instantly with formula and common values.
To convert square millimeters to square centimeters, multiply by 0.01.
| Square Millimeters | Square Centimeters |
|---|---|
| 10 | 0.1 |
| 100 | 1 |
| 1000 | 10 |
| 5000 | 50 |
| 10000 | 100 |
| 50000 | 500 |
| 100000 | 1,000 |
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Multiply by 0.01. For example, 6.8 mm² × 0.01 = 0.068 cm².
The formula is: cm² = mm² × 0.01.
One square millimeter equals 0.01 square centimeters.