PSLE Asher had 11 more five-dollar notes than fifty-dollar notes at first. He exchanged $650 worth of fifty-dollar notes for five-dollar notes. How many more five-dollar notes than fifty-dollar notes did Asher have after the exchange?
Number |
$5 |
$50 |
Before |
1 u + 11 |
1 u |
Change |
+ 130 |
- 13 |
After |
1 u + 11 + 130 |
1 u - 13 |
Number of fifty-dollar notes that Asher exchanged into five-dollar notes
= 650 ÷ 50
= 13
Number of five-dollar notes that Asher received from the exchange
= 650 ÷ 5
= 130
Number of more five-dollar notes than fifty-dollar notes
= 11 + 130 + 13
= 154
Answer: 154