1 mm2 = 0.01 cm2
1 Square millimeter (mm2) = 0.01 Square centimeter (cm2).
If you want to reverse convert, use Square centimeter → Square millimeter. 1 cm2 = 100 mm2. You can also explore the full Area converter page for more cross conversions.
Conversion formula
Square millimeter to Square centimeter formula: value in cm2 = value in mm2 × 0.01.
Square centimeter to Square millimeter formula: value in mm2 = value in cm2 × 100.
How to convert Square millimeter to Square centimeter
To convert Square millimeter to Square centimeter, multiply the value in mm2 by 0.01. This gives the result in cm2.
For example, 1 mm2 = 0.01 cm2 and 10 mm2 = 0.1 cm2.
What is Square millimeter?
Square millimeter (mm²): The area of a square one millimetre on each side, used for wire cross-sections and small technical surfaces. 1 mm² = 0.000001 m².
What is Square centimeter?
Square centimeter (cm²): The area of a square one centimetre on each side, useful for small surfaces and samples. 1 cm² = 100 mm².
FAQ
How many square centimeter are in 1 square millimeter?
There are 0.01 cm2 in 1 mm2.
Why can conversion results differ slightly?
Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.
How do I convert square millimeter to square centimeter?
Multiply the value in mm2 by 0.01 to get the value in cm2.
Square millimeter → other Area units
- 1 square millimeter = 1.0E-6 square meter
- 1 square millimeter = 1.0E-12 square kilometer
- 1 square millimeter = 1.0E-10 hectare
- 1 square millimeter → square centimeter = 0.01 square centimeter
- 1 square millimeter = 2.4710540725936E-10 acre
- 1 square millimeter = 3.8610215859254E-13 square mile
- 1 square millimeter = 1.1959900463011E-6 square yard
- 1 square millimeter = 1.076391041671E-5 square feet
- 1 square millimeter → square inch = 0.0015500031000062 square inch
Square millimeter → Square centimeter Table
The table below shows common values from Square millimeter to Square centimeter and the reverse direction for quick reference.
| mm2 | cm2 | Rounded |
|---|---|---|
| 1 mm2 | 0.01 cm2 | 0.0100 |
| 2 mm2 | 0.02 cm2 | 0.0200 |
| 3 mm2 | 0.03 cm2 | 0.0300 |
| 4 mm2 | 0.04 cm2 | 0.0400 |
| 5 mm2 | 0.05 cm2 | 0.0500 |
| 10 mm2 | 0.1 cm2 | 0.1000 |
| 12 mm2 | 0.12 cm2 | 0.1200 |
| 15 mm2 | 0.15 cm2 | 0.1500 |
| 20 mm2 | 0.2 cm2 | 0.2000 |
| 25 mm2 | 0.25 cm2 | 0.2500 |
| 30 mm2 | 0.3 cm2 | 0.3000 |
| 40 mm2 | 0.4 cm2 | 0.4000 |
| 50 mm2 | 0.5 cm2 | 0.5000 |
| 75 mm2 | 0.75 cm2 | 0.7500 |
| 100 mm2 | 1 cm2 | 1.0000 |
| 200 mm2 | 2 cm2 | 2.0000 |
| 250 mm2 | 2.5 cm2 | 2.5000 |
| 500 mm2 | 5 cm2 | 5.0000 |
| 750 mm2 | 7.5 cm2 | 7.5000 |
| 1000 mm2 | 10 cm2 | 10.0000 |
| 2500 mm2 | 25 cm2 | 25.0000 |
| 5000 mm2 | 50 cm2 | 50.0000 |
| 10000 mm2 | 100 cm2 | 100.0000 |
Square centimeter → Square millimeter Table
| cm2 | mm2 | Rounded |
|---|---|---|
| 1 cm2 | 100 mm2 | 100.0000 |
| 2 cm2 | 200 mm2 | 200.0000 |
| 3 cm2 | 300 mm2 | 300.0000 |
| 4 cm2 | 400 mm2 | 400.0000 |
| 5 cm2 | 500 mm2 | 500.0000 |
| 10 cm2 | 1000 mm2 | 1000.0000 |
| 12 cm2 | 1200 mm2 | 1200.0000 |
| 15 cm2 | 1500 mm2 | 1500.0000 |
| 20 cm2 | 2000 mm2 | 2000.0000 |
| 25 cm2 | 2500 mm2 | 2500.0000 |
| 30 cm2 | 3000 mm2 | 3000.0000 |
| 40 cm2 | 4000 mm2 | 4000.0000 |
| 50 cm2 | 5000 mm2 | 5000.0000 |
| 75 cm2 | 7500 mm2 | 7500.0000 |
| 100 cm2 | 10000 mm2 | 10000.0000 |
| 200 cm2 | 20000 mm2 | 20000.0000 |
| 250 cm2 | 25000 mm2 | 25000.0000 |
| 500 cm2 | 50000 mm2 | 50000.0000 |
| 750 cm2 | 75000 mm2 | 75000.0000 |
| 1000 cm2 | 100000 mm2 | 100000.0000 |
| 2500 cm2 | 250000 mm2 | 250000.0000 |
| 5000 cm2 | 500000 mm2 | 500000.0000 |
| 10000 cm2 | 1000000 mm2 | 1000000.0000 |
Square centimeter → Square millimeter
The reverse value is 1 cm2 = 100 mm2.