The total length of an extension cord measures 18 9/16 inches. The plug end measures 2 3/4 inches, and the receptacle end measures 5 3/8 inches. What is the length of the wire portion of the extension cord?
The answer is that the wire portion is 10 7/16 inches long. This is because of this: 18 9/16- 2 3/4 - 5 3/8 297/16 - 44/16 - 86/16 << common denominator 167/16 << do all the subtraction 167/16 turned into a mixed fraction is 10 7/16
