Elijah and Zane had a total of 66 stamps. Zane had half as many stamps as Elijah. How many stamps must Elijah give to Zane so they have an equal number of stamps?
| |
Elijah |
Zane |
Total |
| Before |
2 u |
1 u |
66 |
| Change |
- ? |
+ ? |
|
| After |
1 |
1 |
|
Total number of stamps at first = 3 u
1 u = 66 ÷ 3 = 22
Elijah and Zane have an equal number of stamps in the end.
Number of stamps that Zane has in the end
= 66 ÷ 2
= 33
Number of stamps that Elijah must give to Zane
= 33 - 22
= 11
Answer(s): 11
