Charlie and Reggie had a total of 126 stamps. Reggie had half as many stamps as Charlie. How many stamps must Charlie give to Reggie so they have an equal number of stamps?
| |
Charlie |
Reggie |
Total |
| Before |
2 u |
1 u |
126 |
| Change |
- ? |
+ ? |
|
| After |
1 |
1 |
|
Total number of stamps at first = 3 u
1 u = 126 ÷ 3 = 42
Charlie and Reggie have an equal number of stamps in the end.
Number of stamps that Reggie has in the end
= 126 ÷ 2
= 63
Number of stamps that Charlie must give to Reggie
= 63 - 42
= 21
Answer(s): 21
