A room has a floor area of 25 m. We want to find this area written in cm. Note that this conversion involves squared units. First, find a known equivalency between cm and m. A = 25. 1 cm = 0.01 m In order to perform this conversion: First, put the quantity you wish to convert on the left. Create a conversion factor using the known equivalency. Duplicate the conversion factor because the units in the original quantity are squared. 21 1 cm 1 cm m ( X 0.01 1-10,000 cm