PSLE Jenson, Howard and Andy had 468 stickers altogether. Jenson gave
320 of his stickers to Howard and
14 of his stickers to Andy. After that, all three boys had the same number of stickers. What was the difference in the number of stickers between Howard and Andy at first?
|
Jenson |
Howard |
Andy |
Total |
Before |
20 u |
9 u |
7 u |
36 u |
Change 1 |
- 3 u |
+ 3 u |
|
|
Change 2 |
- 5 u |
|
+ 5 u |
|
After |
12 u |
12 u |
12 u |
36 u |
Comparing between Jenson, Howard and Andy in the end |
1x12 = 12 u |
1x12 = 12 u |
1x12 = 12 u |
3x12 = 36 u |
Fraction of stickers that Jenson had left
= 1 -
320 -
14 = 1 -
320 -
520 =
1220 Total number of stickers
= 3 x 12 u
= 36 u
36 u = 468
1 u = 468 ÷ 36 = 13
Difference in the number of stickers between Howard and Andy at first
= 9 u - 7 u
= 2 u
= 2 x 13
= 26
Answer(s): 26