Square centimeter to Square millimeter (cm² → mm²)
Convert square centimeter to square millimeter instantly. The conversion factor below is exact by international definition.
Realtime·area·SI
Exact
cm²
× 100
mm²
100
Precision [auto]
6
📐cm² to mm² formulaExact
mm² = cm² × 100
Inverse: cm² = mm² × 0.01
Worked example: 1 cm² = 100 mm²
ℹ️About these units
Square centimeter (cm²)
Square millimeter (mm²)
📊Reference table: cm² → mm²
| Square centimeter (cm²) | Square millimeter (mm²) |
|---|---|
| 1 | 100 |
| 2 | 200 |
| 5 | 500 |
| 10 | 1,000 |
| 15 | 1,500 |
| 20 | 2,000 |
| 25 | 2,500 |
| 50 | 5,000 |
| 100 | 10,000 |
| 250 | 25,000 |
| 500 | 50,000 |
| 750 | 75,000 |
| 1,000 | 100,000 |
Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.
🔁Reverse & related
🔌API & widget
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