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