Roshel and her sister have some erasers. Roshel had 40 more erasers than her sister. After Roshel gave her sister 29 erasers, her sister has 64 erasers now.
- How many erasers did her sister have at first?
- How many erasers does Roshel have now?
|
Roshel |
Her sister |
Before |
1 u + 40 |
1 u |
Change |
- 29 |
+ 29 |
After |
? |
64 |
(a)
Number of erasers that her sister had at first
= 64 -29
= 35
(b)
Number of erasers that Roshel had at first
= 1 u + 40
= 35 + 40
= 75
Number of erasers that Roshel has now
= 75 - 29
= 46
Answer(s): (a) 35; (b) 46