Dana had 5 times as many erasers as Kylie at first. After Dana gave 12 erasers to Kylie, they each had the same number of erasers in the end. How many erasers did Kylie have in the end?
| |
Dana |
Kylie |
| Before |
5 u |
1 u |
| Change |
- 12 |
+ 12 |
| After |
5 u - 12 |
1 u + 12 |
Comparing Dana and
Kylie in the end |
1 |
1 |
The number of erasers that Dana and Kylie had in the end is equal.
5 u - 12 = 1 u + 12
5 u - 1 u = 12 + 12
4 u = 24
1 u = 6
Number of erasers that Kylie had in the end
= 1 u + 12
= 6 + 12
= 18
Answer(s): 18
