Can u show work 39472/78 ... ?

We will use long division:

78 x 5 = 390

Subtracting, then bringing down 7

47 is smaller than 78 so

78 x 0 = 0

Bringing down 2, we get 472

78 x 6 = 468

Subtracting, the remainder is 4

The answer is 506 with a remainder of 4.