How to convert Square centimeter to Square inch

Conversion factor and calculation steps from Square centimeter (cm²) to Square inch (sq in).

Conversion logic

Each unit is defined via the base unit (square meter (m²)). The value is first converted to the base unit, then to the selected unit.

1 cm² = 0.0001 m²

1 sq in = 0.00064516 m²

1 cm² × 0.0001 = 0.0001 m²

0.0001 m² ÷ 0.00064516 = 0.155000310001 sq in