30397 ÷ 8 = 3799 R5
No problem, we've got 30397 and 8 for the division.

Step 1:
8 goes into 3 0 times with a remainder of 3.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 3 to get 3.
Bring next digit (0) of the dividend behind the 3 and repeat the process: 30 / 8

Step 2:
8 goes into 30 3 times with a remainder of 6.
Write down 3 as next digit of of the result. 
Result so far: 3
Subtract 24 from 30 to get 6.
Bring next digit (3) of the dividend behind the 6 and repeat the process: 63 / 8

Step 3:
8 goes into 63 7 times with a remainder of 7.
Write down 7 as next digit of of the result. 
Result so far: 37
Subtract 56 from 63 to get 7.
Bring next digit (9) of the dividend behind the 7 and repeat the process: 79 / 8

Step 4:
8 goes into 79 9 times with a remainder of 7.
Write down 9 as next digit of of the result. 
Result so far: 379
Subtract 72 from 79 to get 7.
Bring next digit (7) of the dividend behind the 7 and repeat the process: 77 / 8

Step 5:
8 goes into 77 9 times with a remainder of 5.
Write down 9 as next digit of of the result. 
Result so far: 3799
Subtract 72 from 77 to get 5.

The final result is 3799 with a remainder of 5.