Mr. Evans is paid $9.60 per hour for the first 40 hours he works in a week. He is paid 1.5 times that rate for each hour after that.

Last week, Mr. Evans worked 41.75 hours. He says he earned $400.80 last week. Do you agree? Complete the explanation that supports your answer.

The earnings for the first 40 hours are $9.60 × 40 = ____
The rate for each hour after 40 is $9.60 × 1.5 = ___
Therefore, the amount Mr. Evans earned for the extra 1.75 hours is ___
You added the two amounts to find that Mr. Evans earned ___