Question

Olivia uses the work below to determine 55% of 720 which explains the error in Olivia’s solution

Answer 1

Step 2: Olivia incorrectly determined One-half of 10% of 720.Explanation:

Answer 2

Step 2: Olivia incorrectly determined 1/2 of 10% of 720

Explanation:

1/2 of 720 = 360

10% of 720 = .10*720 = 72

1/2 of 72 = 36

This is not the same as 31

This is the incorrect step

Step 2