Eric had
59 as many stickers as Kathy. After Eric gave away 7 stickers, he had 75 less stickers than Kathy. How many stickers did Kathy have?
|
Eric |
Kathy |
Before |
5 u |
9 u |
Change |
- 7 |
|
After |
5 u - 7 |
9 u |
Kathy had 75 more stickers than Eric in the end. So, if Eric had another 75 stickers, he would have the same number of stickers as Kathy.
9 u = 5 u - 7 + 75
9 u - 5 u = 75 - 7
4 u = 68
1 u = 68 ÷ 4 = 17
Number of stickers that Kathy had at first
= 9 u
= 9 x 17
= 153
Answer: 153