Answer:
Step-by-step explanation:
Bill + 220
Total is 538 so subtract 220 which gives you 318.
318/2 = 159
159+220 for Bill = 379
Bob has 159
Add 159 + 220 for Bill and 159 for bob = 538
So Bill has 379
and Bob has 159
If you are adding a positive number to negative number. You are just bringing the negative number closer to zero, if not above zero.
Examples:
-1+1=0
-2+1=-1
-3+1=-2
-4+1=-3
