Diana and her sister have some buttons. Diana had 64 more buttons than her sister. After Diana gave her sister 29 buttons, her sister has 96 buttons now.
- How many buttons did her sister have at first?
- How many buttons does Diana have now?
|
Diana |
Her sister |
Before |
1 u + 64 |
1 u |
Change |
- 29 |
+ 29 |
After |
? |
96 |
(a)
Number of buttons that her sister had at first
= 96 -29
= 67
(b)
Number of buttons that Diana had at first
= 1 u + 64
= 67 + 64
= 131
Number of buttons that Diana has now
= 131 - 29
= 102
Answer(s): (a) 67; (b) 102