Henry had
38 as many stickers as Erika. After Henry gave away 51 stickers, he had 71 less stickers than Erika. How many stickers did Erika have?
| |
Henry |
Erika |
| Before |
3 u |
8 u |
| Change |
- 51 |
|
| After |
3 u - 51 |
8 u |
Erika had 71 more stickers than Henry in the end. So, if Henry had another 71 stickers, he would have the same number of stickers as Erika.
8 u = 3 u - 51 + 71
8 u - 3 u = 71 - 51
5 u = 20
1 u = 20 ÷ 5 = 4
Number of stickers that Erika had at first
= 8 u
= 8 x 4
= 32
Answer: 32
