Carl has 343 candy canes and Ian has 707 candy canes. How many candy canes must Ian give to Carl so that Carl will have nine times as many candy canes as Ian?
|
Carl |
Ian |
Total |
Before |
343 |
707 |
1050 |
Change |
+ ? |
- ? |
|
After |
9 u |
1 u |
10 u |
Total number of candy canes
= 343 + 707
= 1050
Total number of candy canes
= 9 u + 1 u
= 10 u
10 u = 1050
1 u = 1050 ÷ 10 = 105
Number of candy canes that Ian must give Carl
= 707 - 105
= 602
Answer(s): 602