Andy estimated that he would need 79 feet of lumber for a tree house project. He later found that the actual amount of lumber needed was 68 feet. What was the percent error of Andy's estimation? - QAmmunity.org

Andy estimated that he would need 79 feet of lumber for a tree house project. He later found that the actual amount of lumber needed was 68 feet. What was the percent error of Andy's estimation?

asked Jun 21, 2020 35.5k views

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