Andrew estimated the weight of his dog to be 60 lb. the dog’s actual weight was 68 lb.
what was the percent error in andrew’s estimate? round your answer to the nearest tenth of a percent.

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.