Fred and Linda shared some coins equally. After Linda bought 50 coins and Fred gave 168 coins away, they had 366 coins left. How many coins did each of them have at first?
| |
Fred |
Linda |
Total |
| Before |
1 u |
1 u |
|
| Change |
+ 50 |
- 168 |
|
| After |
1 u + 50 |
1 u - 168 |
366 |
Fred and Linda had the same number of coins at first.
Total number of coins in the end
= 1 u + 50 + 1 u - 168
= 1 u + 1 u + 50 - 168
= 2 u - 118
2 u - 118 = 366
2 u = 366 + 118
2 u = 484
1 u = 484 ÷ 2 = 242
Number of coins that each of them had at first
= 1 u
= 242
Answer(s): 242
