Zoe, Shannon and Yen have 339 stickers altogether. After Shannon gave Yen 50 stickers and Yen gave Zoe 16 stickers, they all have equal number of stickers.
- How many stickers did each girl have in the end?
- How many stickers did Yen have at first?
|
Zoe |
Shannon |
Yen |
Total |
Before |
|
|
? |
339 |
Change 1 |
|
- 50 |
+ 50 |
|
Change 2 |
+ 16 |
|
- 16 |
|
After |
113 |
113 |
113 |
339 |
(a)
Number of stickers that each of them had in the end
= 339 ÷ 3
= 113
(b)
Number of stickers that Yen had at first
= 113 + 16 - 50
= 79
Answer(s): (a) 113; (b) 79