PSLE Julian had 16 more five-dollar notes than fifty-dollar notes at first. He exchanged $850 worth of fifty-dollar notes for five-dollar notes. How many more five-dollar notes than fifty-dollar notes did Julian have after the exchange?
Number |
$5 |
$50 |
Before |
1 u + 16 |
1 u |
Change |
+ 170 |
- 17 |
After |
1 u + 16 + 170 |
1 u - 17 |
Number of fifty-dollar notes that Julian exchanged into five-dollar notes
= 850 ÷ 50
= 17
Number of five-dollar notes that Julian received from the exchange
= 850 ÷ 5
= 170
Number of more five-dollar notes than fifty-dollar notes
= 16 + 170 + 17
= 203
Answer: 203