Diana and her sister have some stamps. Diana had 64 more stamps than her sister. After Diana gave her sister 27 stamps, her sister has 68 stamps now.
- How many stamps did her sister have at first?
- How many stamps does Diana have now?
|
Diana |
Her sister |
Before |
1 u + 64 |
1 u |
Change |
- 27 |
+ 27 |
After |
? |
68 |
(a)
Number of stamps that her sister had at first
= 68 -27
= 41
(b)
Number of stamps that Diana had at first
= 1 u + 64
= 41 + 64
= 105
Number of stamps that Diana has now
= 105 - 27
= 78
Answer(s): (a) 41; (b) 78