Wesley has 334 mochi balls and Sam has 722 mochi balls. How many mochi balls must Sam give to Wesley so that Wesley will have seven times as many mochi balls as Sam?
|
Wesley |
Sam |
Total |
Before |
334 |
722 |
1056 |
Change |
+ ? |
- ? |
|
After |
7 u |
1 u |
8 u |
Total number of mochi balls
= 334 + 722
= 1056
Total number of mochi balls
= 7 u + 1 u
= 8 u
8 u = 1056
1 u = 1056 ÷ 8 = 132
Number of mochi balls that Sam must give Wesley
= 722 - 132
= 590
Answer(s): 590