Jeremy had
38 the number of marbles that Caden had at first. After Caden gave Jeremy 45 of his marbles, Jeremy had
35 the number of marbles that Caden had. How many marbles did Jeremy have at first?
|
Jeremy |
Caden |
Total |
Before |
3x8 = 24 u |
8x8 = 64 u |
11x8 = 88 u |
Change |
+ 9 u |
- 9 u |
|
After |
3x11 = 33 u |
5x11 = 55 u |
8x11 = 88 u |
The total number of marbles that Jeremy and Caden had at first and in the end remains unchanged. Make the total number of marbles the same. LCM of 11 and 8 is 88.
Number of marbles that Caden gave Jeremy
= 33 u - 24 u
= 9 u
9 u = 45
1 u = 45 ÷ 9 = 5
Number of marbles that Jeremy had at first
= 24 u
= 24 x 5
= 120
Answer(s): 120