39856 ÷ 8 = 4982 R0
We're going to perform division on 39856 with 8 as the divisor.

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 (9) of the dividend behind the 3 and repeat the process: 39 / 8

Step 2:
8 goes into 39 4 times with a remainder of 7.
Write down 4 as next digit of of the result. 
Result so far: 4
Subtract 32 from 39 to get 7.
Bring next digit (8) of the dividend behind the 7 and repeat the process: 78 / 8

Step 3:
8 goes into 78 9 times with a remainder of 6.
Write down 9 as next digit of of the result. 
Result so far: 49
Subtract 72 from 78 to get 6.
Bring next digit (5) of the dividend behind the 6 and repeat the process: 65 / 8

Step 4:
8 goes into 65 8 times with a remainder of 1.
Write down 8 as next digit of of the result. 
Result so far: 498
Subtract 64 from 65 to get 1.
Bring next digit (6) of the dividend behind the 1 and repeat the process: 16 / 8

Step 5:
8 goes into 16 2 times with a remainder of 0.
Write down 2 as next digit of of the result. 
Result so far: 4982
Subtract 16 from 16 to get 0.

The final result is 4982 with a remainder of 0.