# Square Millimeters to Square Decimeters Converter

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Convert Square Decimeters to Square Millimeters (sq dm to sq mm) ▶

## Conversion Table

 square millimeters to square decimeters sq mm sq dm 1000 sq mm 0.1 sq dm 2000 sq mm 0.2 sq dm 3000 sq mm 0.3 sq dm 4000 sq mm 0.4 sq dm 5000 sq mm 0.5 sq dm 6000 sq mm 0.6 sq dm 7000 sq mm 0.7 sq dm 8000 sq mm 0.8 sq dm 9000 sq mm 0.9 sq dm 10000 sq mm 1 sq dm 11000 sq mm 1.1 sq dm 12000 sq mm 1.2 sq dm 13000 sq mm 1.3 sq dm 14000 sq mm 1.4 sq dm 15000 sq mm 1.5 sq dm 16000 sq mm 1.6 sq dm 17000 sq mm 1.7 sq dm 18000 sq mm 1.8 sq dm 19000 sq mm 1.9 sq dm 20000 sq mm 2 sq dm

## How to convert

1 square millimeter (sq mm) = 0.0001 square decimeter (sq dm). Square Millimeter (sq mm) is a unit of Area used in Metric system. Square Decimeter (sq dm) is a unit of Area used in Metric system.

## Square Millimeter: A Unit of Area

A square millimeter is a unit of area in the metric system. It is equal to the area of a square with sides that measure 1 millimeter. The symbol for square millimeter is mm2.

## How to Convert Square Millimeter to Other Units

To convert a square millimeter to other units of area, we can use the following conversion factors:

• 1 square millimeter = 0.000001 square meter
• 1 square millimeter = 0.01 square centimeter
• 1 square millimeter = 0.000000001 square kilometer
• 1 square millimeter = 0.00155 square inch
• 1 square millimeter = 0.00001076 square foot
• 1 square millimeter = 0.0000001196 square yard

To convert from other units to a square millimeter, we can use the inverse of these conversion factors.

For example, to convert 50 square centimeters to square millimeters, we can use:

50 square centimeters x (100 mm2 / 1 cm2) = 5000 mm2

## Square Decimeter: A Unit of Area

A square decimeter is a unit of area in the metric system. It is equal to the area of a square with sides of one decimeter. The symbol for square decimeter is dm2.

## How to Convert Square Decimeter to Other Units

To convert a square decimeter to other units of area, we can use the following conversion factors:

• 1 square decimeter = 0.01 square meter
• 1 square decimeter = 100 square centimeters
• 1 square decimeter = 0.0001 square kilometer
• 1 square decimeter = 15.500031 square inches
• 1 square decimeter = 0.107639104 square feet
• 1 square decimeter = 0.011959900 square yards

To convert from other units to a square decimeter, we can use the inverse of these conversion factors.

For example, to convert 50 square centimeters to square decimeters, we can use:

50 square centimeters x (0.01 dm2 / 1 cm2) = 0.5 dm2

Square decimeters also can be marked as dm2.

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