Eddie sold three items at a garage sale for $4.00, $0.50, and $0.50. How can you use the associative property of addition to make the problem $4.00+$0.50+$0.50 easier to solve?

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

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step-by-step explanation: