PSLE Archie had $21 more than Cathy at first. After Archie gave some of his money to Cathy, he had $67 less than Cathy. How much money did Archie give to Cathy?
|
Archie |
Cathy |
Before |
1 u + 23 + 21 = 1 u + 44 |
1 u + 23
|
Change |
- 44 |
+ 44 |
After |
1 u |
1 u + 23 + 44 = 1 u + 67 |
At first, Archie had $21 more than Cathy. After giving to Cathy, he had $67 less than Cathy. This means he gave Cathy more than $21.
Additional amount that Archie gave to Cathy
= (67 - 21) ÷ 2
= 46 ÷ 2
= $23
Total amount that Archie gave to Cathy
= 23 + 21
= $44
Answer(s): $44