Square Centimeters to Square Millimeters

Convert square centimeters (cm²) to square millimeters (mm²) with formulas, examples, and conversion tables.

cm²
mm²
1 cm² = 100 mm²
Full precision:100 mm²
Step-by-Step Solution

To convert 1 square centimeters to square millimeters, we multiply by 100 because one square centimeter equals exactly 100 square millimeters.

1 square centimeter = 100 square millimeters

Since each square centimeter contains 100 square millimeters, we multiply our value by this factor:

1 × 100 = 100 square millimeters

So 1 square centimeters = 100 square millimeters.

Quick check: 100 ÷ 100 = 1 square centimeters

How to Convert Square Centimeters to Square Millimeters

To convert square centimeters to square millimeters, multiply the value by 100.

The Formula

Square Millimeters = Square Centimeters × 100

Key Fact

1 square centimeter = 100 square millimeters

Tip: To convert square millimeters back to square centimeters, divide by 100.

Example Conversions

Example 1: 1 cm² = 100 mm²
1 × 100 = 100
Example 2: 5 cm² = 500 mm²
5 × 100 = 500
Example 3: 10 cm² = 1000 mm²
10 × 100 = 1000

Square Centimeters to Square Millimeters Table

Square CentimetersSquare Millimeters
1 cm²100 mm²
2 cm²200 mm²
5 cm²500 mm²
10 cm²1000 mm²
20 cm²2000 mm²
25 cm²2500 mm²
50 cm²5000 mm²
100 cm²10000 mm²
250 cm²25000 mm²
500 cm²50000 mm²
1000 cm²100000 mm²

1 Square Centimeter in Other Units

Unit1 cm² =
Square Centimeters to Square Kilometers1e-10 km²
Square Centimeters to Hectares1e-8 ha
Square Centimeters to Square Meters0.0001
Square Centimeters to Square Millimeters100 mm²
Square Centimeters to Square Miles3.861e-11 mi²
Square Centimeters to Acres2.4711e-8 ac
Square Centimeters to Square Yards0.0001196 yd²
Square Centimeters to Square Feet0.0010764 ft²
Square Centimeters to Square Inches0.155 in²
Square Centimeters to Ares0.000001 a
Square Centimeters to Barns1e+24 b

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