PSLE Vaidev had $17 more than Xuan at first. After Vaidev gave some of his money to Xuan, he had $57 less than Xuan. How much money did Vaidev give to Xuan?
|
Vaidev |
Xuan |
Before |
1 u + 20 + 17 = 1 u + 37 |
1 u + 20
|
Change |
- 37 |
+ 37 |
After |
1 u |
1 u + 20 + 37 = 1 u + 57 |
At first, Vaidev had $17 more than Xuan. After giving to Xuan, he had $57 less than Xuan. This means he gave Xuan more than $17.
Additional amount that Vaidev gave to Xuan
= (57 - 17) ÷ 2
= 40 ÷ 2
= $20
Total amount that Vaidev gave to Xuan
= 20 + 17
= $37
Answer(s): $37