Answer:
45% = 0.45
Step-by-step explanation:
45%
= 
= 0.45
First way is create an equation like this:
and calculating it.
Second way is to find 37% of each number and then add it

+

In both cases the result is 10.829
Answer:
49 in the first box and 7 in the second one
25 in the 3rd box and 5 in the 4th