Online calculator to convert square millimeters to square meters (mm2 to m2) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Area units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert mm2 to m2
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between square millimeters and square meters.
What is a square millimeter (mm2)?
A square millimeter is a unit of area in the Metric System. The symbol for square millimeter is mm2. There are 1,000,000 square millimeters in a square meter. A square millimeter is calculated as the area of a square that has 1 millimeter on each side. The International spelling for this unit is square millimetre.
What is a square meter (m2)?
A square meter is a unit of area in the Metric System. The symbol for square meter is m2. There are 0.000001 square meters in a square millimeter. A square meter is calculated as the area of a square that has 1 meter on each side. The International spelling for this unit is square metre.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from mm2 to m2 is:
m2 = mm2 ÷ 1,000,000
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from square millimeters to square meters (mm2 to m2).
Square Millimeter to Square Meter Conversion Example
Task: Convert 40,000 square millimeters to square meters (show work) Formula: mm2 ÷ 1,000,000 = m2 Calculations: 40,000 mm2 ÷ 1,000,000 = 0.04 m2 Result: 40,000 mm2 is equal to 0.04 m2
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from mm2 to m2.
Square Millimeters to Square Meters Conversion Chart
| square millimeters (mm2) | square meters (m2) |
|---|---|
| 1 mm2 | 0.000001 m2 |
| 2 mm2 | 0.000002 m2 |
| 3 mm2 | 0.000003 m2 |
| 4 mm2 | 0.000004 m2 |
| 5 mm2 | 0.000005 m2 |
| 6 mm2 | 0.000006 m2 |
| 7 mm2 | 0.000007 m2 |
| 8 mm2 | 0.000008 m2 |
| 9 mm2 | 0.000009 m2 |
| 10 mm2 | 0.00001 m2 |
| 20 mm2 | 0.00002 m2 |
| 30 mm2 | 0.00003 m2 |
| 40 mm2 | 0.00004 m2 |
| 50 mm2 | 0.00005 m2 |
| 75 mm2 | 0.000075 m2 |
| 100 mm2 | 0.0001 m2 |
| 250 mm2 | 0.00025 m2 |
| 500 mm2 | 0.0005 m2 |
| 750 mm2 | 0.00075 m2 |
| 1,000 mm2 | 0.001 m2 |
| 2,500 mm2 | 0.0025 m2 |
| 5,000 mm2 | 0.005 m2 |
| 7,500 mm2 | 0.0075 m2 |
| 10,000 mm2 | 0.01 m2 |
| 25,000 mm2 | 0.025 m2 |
| 50,000 mm2 | 0.05 m2 |
| 75,000 mm2 | 0.075 m2 |
| 100,000 mm2 | 0.1 m2 |
| 250,000 mm2 | 0.25 m2 |
Related Units
This table provides a summary of the Area units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| square inches | in2 or sq in | US Customary Units/Imperial System |
| square feet | ft2 or sq ft | US Customary Units/Imperial System |
| square yards | yd2 or sq yd | US Customary Units/Imperial System |
| acres | ac | US Customary Units/Imperial System |
| square miles | mi2 or sq mi | US Customary Units/Imperial System |
| square millimeters | mm2 | Metric System |
| square centimeters | cm2 | Metric System |
| square decimeters | dm2 | Metric System |
| square meters | m2 | Metric System |
| square decameters | dam2 | Metric System |
| square hectometers | hm2 | Metric System |
| hectares | ha | Metric System |
| square kilometers | km2 | Metric System |
Note: For area conversions, US Customary Units and the Imperial System are equivalent.
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