How to Convert Square Centimeters to Square Millimeters
Square centimeters and square millimeters measure area in the metric system. Square centimeters can be abbreviated cm^2 and square millimeters are abbreviated mm^2. Each centimeter equals 10 mm, so it takes 100 mm^2 to equal just 1 cm^2. You might want to convert between square centimeters and square millimeters if you have two areas that you want to compare. By converting, whether you use multiplication or division, you can make a more accurate comparison.
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Instructions
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Multiply the number of square centimeters by 100 to convert to square millimeters. For example, if you have 57 square centimeters, multiply 57 by 100 to get 5,700 square millimeters.
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Divide the number of square centimeters by 0.01 to convert to square millimeters. In this example, verify your answer by dividing 57 by 0.01 to get 5,700 square millimeters.
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Check your answer with an online square centimeter-to-square millimeter calculator. Enter the number of square centimeters and the site displays the number of square millimeters.
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