Glen has 303 lollipops and Eric has 712 lollipops. How many lollipops must Eric give to Glen so that Glen will have four times as many lollipops as Eric?
|
Glen |
Eric |
Total |
Before |
303 |
712 |
1015 |
Change |
+ ? |
- ? |
|
After |
4 u |
1 u |
5 u |
Total number of lollipops
= 303 + 712
= 1015
Total number of lollipops
= 4 u + 1 u
= 5 u
5 u = 1015
1 u = 1015 ÷ 5 = 203
Number of lollipops that Eric must give Glen
= 712 - 203
= 509
Answer(s): 509