PSLE Caden, Reggie and Simon had 297 stickers altogether. Caden gave
320 of his stickers to Reggie and
25 of his stickers to Simon. After that, all three boys had the same number of stickers. What was the difference in the number of stickers between Reggie and Simon at first?
|
Caden |
Reggie |
Simon |
Total |
Before |
20 u |
6 u |
1 u |
27 u |
Change 1 |
- 3 u |
+ 3 u |
|
|
Change 2 |
- 8 u |
|
+ 8 u |
|
After |
9 u |
9 u |
9 u |
27 u |
Comparing between Caden, Reggie and Simon in the end |
1x9 = 9 u |
1x9 = 9 u |
1x9 = 9 u |
3x9 = 27 u |
Fraction of stickers that Caden had left
= 1 -
320 -
25 = 1 -
320 -
820 =
920 Total number of stickers
= 3 x 9 u
= 27 u
27 u = 297
1 u = 297 ÷ 27 = 11
Difference in the number of stickers between Reggie and Simon at first
= 6 u - 1 u
= 5 u
= 5 x 11
= 55
Answer(s): 55