Sagot :
Answer:
12.5%
Step-by-step explanation:
Given:
- Last year = 80
- This year = 70
Percent of decrease = [ 80-70 / 80 ]× 100%
Percent of decrease = 10/80 × 100%
Percent of decrease = 0.125 × 100%
Percent of decrease = 12.5%
Therefore , the percent of decrease is 12.5%