Emily had 5 times as many erasers as Jean at first. After Emily gave 48 erasers to Jean, they each had the same number of erasers in the end. How many erasers did Emily have at first?
| |
Emily |
Jean |
| Before |
5 u |
1 u |
| Change |
- 48 |
+ 48 |
| After |
5 u - 48 |
1 u + 48 |
Comparing Emily and
Jean in the end |
1 |
1 |
The number of erasers that Emily and Jean had in the end is equal.
5 u - 48 = 1 u + 48
5 u - 1 u = 48 + 48
4 u = 96
1 u = 24
Number of erasers that Emily had at first
= 5 u
= 5 x 24
= 120
Answer(s): 120
