Joelle had 5 times as many stamps as Natalie at first. After Joelle gave 28 stamps to Natalie, they each had the same number of stamps in the end. How many stamps did Joelle have at first?
| |
Joelle |
Natalie |
| Before |
5 u |
1 u |
| Change |
- 28 |
+ 28 |
| After |
5 u - 28 |
1 u + 28 |
Comparing Joelle and
Natalie in the end |
1 |
1 |
The number of stamps that Joelle and Natalie had in the end is equal.
5 u - 28 = 1 u + 28
5 u - 1 u = 28 + 28
4 u = 56
1 u = 14
Number of stamps that Joelle had at first
= 5 u
= 5 x 14
= 70
Answer(s): 70
