Answer :
[tex]\huge\boxed{4\text{r}2}[/tex]
First, find what you can multiply by [tex]7[/tex] to get closest to (but not over) [tex]30[/tex].
This value is [tex]\boxed{4}[/tex].
Now, multiply [tex]7*4[/tex] to get [tex]28[/tex].
Subtract [tex]30-28[/tex] to get a remainder of [tex]\boxed{2}[/tex].

Answer:
4r 2
Step-by-step explanation:
7/30= 4
2 is left over
=4r 2