PSLE Ivan had $13 more than Yen at first. After Ivan gave some of his money to Yen, he had $49 less than Yen. How much money did Ivan give to Yen?
|
Ivan |
Yen |
Before |
1 u + 18 + 13 = 1 u + 31 |
1 u + 18
|
Change |
- 31 |
+ 31 |
After |
1 u |
1 u + 18 + 31 = 1 u + 49 |
At first, Ivan had $13 more than Yen. After giving to Yen, he had $49 less than Yen. This means he gave Yen more than $13.
Additional amount that Ivan gave to Yen
= (49 - 13) ÷ 2
= 36 ÷ 2
= $18
Total amount that Ivan gave to Yen
= 18 + 13
= $31
Answer(s): $31