Cindy had 5 times as many stamps as Betty at first. After Cindy gave 42 stamps to Betty, they each had the same number of stamps in the end. How many stamps did Betty have in the end?
| |
Cindy |
Betty |
| Before |
5 u |
1 u |
| Change |
- 42 |
+ 42 |
| After |
5 u - 42 |
1 u + 42 |
Comparing Cindy and
Betty in the end |
1 |
1 |
The number of stamps that Cindy and Betty had in the end is equal.
5 u - 42 = 1 u + 42
5 u - 1 u = 42 + 42
4 u = 84
1 u = 21
Number of stamps that Betty had in the end
= 1 u + 42
= 21 + 42
= 63
Answer(s): 63
