Vaidev and Kimberly shared some stamps equally. After Kimberly bought 97 stamps and Vaidev gave 108 stamps away, they had 351 stamps left. How many stamps did each of them have at first?
| |
Vaidev |
Kimberly |
Total |
| Before |
1 u |
1 u |
|
| Change |
+ 97 |
- 108 |
|
| After |
1 u + 97 |
1 u - 108 |
351 |
Vaidev and Kimberly had the same number of stamps at first.
Total number of stamps in the end
= 1 u + 97 + 1 u - 108
= 1 u + 1 u + 97 - 108
= 2 u - 11
2 u - 11 = 351
2 u = 351 + 11
2 u = 362
1 u = 362 ÷ 2 = 181
Number of stamps that each of them had at first
= 1 u
= 181
Answer(s): 181
