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