Kaden and Ron had the same number of stamps. If Kaden gave Ron 3 stamps, how many more stamps did Ron have than Kaden?
Let's have both originally be x.
So Kaden now has x - 3 (gave 3 to Ron)
And Ron now has x + 3 (Got 3 from kaden )
(x + 3)-(x - 3) = 6.
I hope htis helped. :))