Eva has some stickers. She has 10 less stickers in Box Y than in Box Z. After 12 stickers were transferred from Box Z to Box Y, there were 52 stickers in Box Z.
- How many stickers were there in Box Z at first?
- How many stickers were there in Box Y in the end?
|
Box Y |
Box Z |
Before |
1 u |
1 u + 10 |
Change |
+ 12 |
- 12 |
After |
1 u + 12 |
52 |
(a)
Number of stickers in Box Z at first
= 52 + 12
= 64
(b)
Number of stickers in Box Y at first
= 64 - 10
= 54
Number of stickers in Box Y in the end
= 54 + 12
= 66
Answer(s): (a) 64; (b) 66