Mazda 3 exists. Mazda 4 doesn't. Did you mean Mazda 5?
The difference between the Mazda 3 and the Mazda 4 is that the Mazda 3 is a compact car manufactered by Mazda. It was introduced in 2004. The biggest difference between the two, is that the Mazda 4, doesn't exist.
The difference between -1 and 3 is 4.
The difference between 7 and 3 is 4.
-1
221/4
7
difference between 3 and four speed is, a 3 speed has 3 forward gears. a 4 speed has 4 forward gears
3
4!
the difference between 2x2 +4xy-3 and x2-2xy-4 is?
7
The difference is 3 1/4.
(3*x)+4