Question

Andy estimated that he would need 80 feet of lumber for a tree house project. He later found that the actual amount of lumber needed was 69 feet. What was the percent error of Andy's estimation?

11%
86.25%
15.94%
13.75%

Answer 1

@FortyTheRapper

Answer 2

To calculate percent error, use this formula:

http://prntscr.com/b14lmi