Caden and Jade shared some marbles equally. After Jade bought 44 marbles and Caden gave 105 marbles away, they had 227 marbles left. How many marbles did each of them have at first?
| |
Caden |
Jade |
Total |
| Before |
1 u |
1 u |
|
| Change |
+ 44 |
- 105 |
|
| After |
1 u + 44 |
1 u - 105 |
227 |
Caden and Jade had the same number of marbles at first.
Total number of marbles in the end
= 1 u + 44 + 1 u - 105
= 1 u + 1 u + 44 - 105
= 2 u - 61
2 u - 61 = 227
2 u = 227 + 61
2 u = 288
1 u = 288 ÷ 2 = 144
Number of marbles that each of them had at first
= 1 u
= 144
Answer(s): 144
