Answer:The answer is...... I want you to get it but I will help you solve!!
Explanation:
What you want to do first is find out how many points decreased.
28-12=?
Then you will take the number decreased and divide it by the original last season goals 28. The smaller number will get divided by 28.
You will get a .(decimal)??? take that number you get and move the .(decimal) over 2 places to the right(that is because it's a %) and you will have your answer.