Kimberly and Rachel have 448 stickers altogether. Rachel has thrice as many stickers as Kimberly. How many stickers must Rachel give to Kimberly so that they have the same number of stickers?
| |
Kimberly |
Rachel |
Total |
| Before |
1 u |
3 u |
448 |
| Change |
+ ? |
- ? |
|
| After |
224 |
224 |
448 |
Total number of stickers that Kimberly and Rachel have
= 1 u + 3 u
= 4 u
4 u = 448
1 u = 448 ÷ 4 = 112
Number of stickers that Kimberly and Rachel each has in the end
= 448 ÷ 2
= 224
Number of stickers that Rachel must give to Kimberly
= 224 - 112
= 112
Answer(s): 112
