PSLE Asher had 17 more two-dollar notes than fifty-dollar notes at first. He exchanged $250 worth of fifty-dollar notes for two-dollar notes. How many more two-dollar notes than fifty-dollar notes did Asher have after the exchange?
Number |
$2 |
$50 |
Before |
1 u + 17 |
1 u |
Change |
+ 125 |
- 5 |
After |
1 u + 17 + 125 |
1 u - 5 |
Number of fifty-dollar notes that Asher exchanged into two-dollar notes
= 250 ÷ 50
= 5
Number of two-dollar notes that Asher received from the exchange
= 250 ÷ 2
= 125
Number of more two-dollar notes than fifty-dollar notes
= 17 + 125 + 5
= 147
Answer: 147