Pamela and her brother have some coins. Pamela had 70 more coins than her brother. After Pamela gave her brother 28 coins, her brother has 64 coins now.
- How many coins did her brother have at first?
- How many coins does Pamela have now?
|
Pamela |
Her brother |
Before |
1 u + 70 |
1 u |
Change |
- 28 |
+ 28 |
After |
? |
64 |
(a)
Number of coins that her brother had at first
= 64 -28
= 36
(b)
Number of coins that Pamela had at first
= 1 u + 70
= 36 + 70
= 106
Number of coins that Pamela has now
= 106 - 28
= 78
Answer(s): (a) 36; (b) 78