Square Millimeters to Square Meters

Convert square millimeters (mm²) to square meters () with formulas, examples, and conversion tables.

mm²
1 square millimeters (mm²) = 1e-6 square meters ()
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square meter = 1000000 square millimeters
2Divide the value by the conversion factor:
1 ÷ 1000000 = 1e-6
3Result:
1 square millimeters (mm²) = 1e-6 square meters ()

How to Convert square millimeters to square meters

To convert square millimeters to square meters, divide the value by 1000000.

The Formula

square meters = square millimeters ÷ 1000000

Key Fact

1 square meter = 1000000 square millimeters

Tip: To convert square meters back to square millimeters, multiply by 1000000.

square millimeters to square meters Table

square millimeterssquare meters
1 mm²1e-6
2 mm²2e-6
5 mm²5e-6
10 mm²1e-5
20 mm²2e-5
25 mm²2.5e-5
50 mm²5e-5
100 mm²1e-4
250 mm²0.00025
500 mm²0.0005
1000 mm²0.001

1 square millimeter in Other Units

Unit1 mm² =
Square Millimeters to Square Kilometers1e-12 km²
Square Millimeters to Hectares1e-10 ha
Square Millimeters to Square Meters1e-6
Square Millimeters to Square Centimeters0.01 cm²
Square Millimeters to Square Miles3.86102158593e-13 mi²
Square Millimeters to Acres2.47105163015e-10 ac
Square Millimeters to Square Yards1.19599056124e-6 yd²
Square Millimeters to Square Feet1.07639150512e-5 ft²
Square Millimeters to Square Inches0.00155000310001 in²
Square Millimeters to Ares1e-8 a
Square Millimeters to Barns1e22 b

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