Jenson had
79 as many stickers as Zara. After Jenson gave away 69 stickers, he had 79 less stickers than Zara. How many stickers did Zara have?
| |
Jenson |
Zara |
| Before |
7 u |
9 u |
| Change |
- 69 |
|
| After |
7 u - 69 |
9 u |
Zara had 79 more stickers than Jenson in the end. So, if Jenson had another 79 stickers, he would have the same number of stickers as Zara.
9 u = 7 u - 69 + 79
9 u - 7 u = 79 - 69
2 u = 10
1 u = 10 ÷ 2 = 5
Number of stickers that Zara had at first
= 9 u
= 9 x 5
= 45
Answer: 45
