Simon has
58 as many coins as Sean. They have a total of 260 coins. How many coins must Sean give to Simon so that they will have the same number of coins?
| |
Simon |
Sean |
Total |
| Before |
5 u |
8 u |
13 u |
| Change |
+ ? |
- ? |
|
| After |
130 |
130 |
260 |
Total number of coins
= 5 u + 8 u
= 13 u
13 u = 260
1 u = 260 ÷ 13 = 20
Number of coins that each of them has in the end
= 260 ÷ 2
= 130
Number of coins that Simon has
= 5 u
= 5 x 20
= 100
Number of coins that Sean must give Simon
= 130 - 100
= 30
Answer(s): 30
