79125 ÷ 8 = 9890 R5
Let's divide 79125 by 8.

Step 1:
8 goes into 7 0 times with a remainder of 7.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 7 to get 7.
Bring next digit (9) of the dividend behind the 7 and repeat the process: 79 / 8

Step 2:
8 goes into 79 9 times with a remainder of 7.
Write down 9 as next digit of of the result. 
Result so far: 9
Subtract 72 from 79 to get 7.
Bring next digit (1) of the dividend behind the 7 and repeat the process: 71 / 8

Step 3:
8 goes into 71 8 times with a remainder of 7.
Write down 8 as next digit of of the result. 
Result so far: 98
Subtract 64 from 71 to get 7.
Bring next digit (2) of the dividend behind the 7 and repeat the process: 72 / 8

Step 4:
8 goes into 72 9 times with a remainder of 0.
Write down 9 as next digit of of the result. 
Result so far: 989
Subtract 72 from 72 to get 0.
Bring next digit (5) of the dividend behind the 0 and repeat the process: 5 / 8

Step 5:
8 goes into 5 0 times with a remainder of 5.
Write down 0 as next digit of of the result. 
Result so far: 9890
Subtract 0 from 5 to get 5.

The final result is 9890 with a remainder of 5.