Answer:
48
Explanation:
(264 in)/(5.5 in/piece) = (264/5.5) pieces = 48 pieces
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Division is the usual shortcut for repeated subtraction. You could subtract 5.5 from 264 until you get to zero. You would have to do 48 subtractions. It is easier to divide 264 by 5.5 to see how many times it goes.