Owen has
45 as many stamps as Peter. They have a total of 288 stamps. How many stamps must Peter give to Owen so that they will have the same number of stamps?
| |
Owen |
Peter |
Total |
| Before |
4 u |
5 u |
9 u |
| Change |
+ ? |
- ? |
|
| After |
144 |
144 |
288 |
Total number of stamps
= 4 u + 5 u
= 9 u
9 u = 288
1 u = 288 ÷ 9 = 32
Number of stamps that each of them has in the end
= 288 ÷ 2
= 144
Number of stamps that Owen has
= 4 u
= 4 x 32
= 128
Number of stamps that Peter must give Owen
= 144 - 128
= 16
Answer(s): 16
