Yesterday, Xavier had 36 more stickers than Sam. Today, Xavier gave Sam
49 of his stickers. As a result, he has half as many stickers as Sam now. How many stickers did Xavier have yesterday?
|
Xavier |
Sam |
More |
Before |
9 u |
6 u |
3 u |
Change |
- 4 u |
+ 4 u |
|
After |
5 u |
10 u |
|
Comparing Xavier and Sam in the end |
1
|
2
|
|
Number of stickers that Sam has now
= 2 x 5 u
= 10 u
Number of stickers that Xavier had more than Sam yesterday
= 9 u - 6 u
= 3 u
3 u = 36
1 u = 36 ÷ 3 = 12
Number of stickers that Xavier had yesterday
= 9 u
= 9 x 12
= 108
Answer(s): 108