43685 ÷ 8 = 5460 R5
Let's divide 43685 by 8.

Step 1:
8 goes into 4 0 times with a remainder of 4.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 4 to get 4.
Bring next digit (3) of the dividend behind the 4 and repeat the process: 43 / 8

Step 2:
8 goes into 43 5 times with a remainder of 3.
Write down 5 as next digit of of the result. 
Result so far: 5
Subtract 40 from 43 to get 3.
Bring next digit (6) of the dividend behind the 3 and repeat the process: 36 / 8

Step 3:
8 goes into 36 4 times with a remainder of 4.
Write down 4 as next digit of of the result. 
Result so far: 54
Subtract 32 from 36 to get 4.
Bring next digit (8) of the dividend behind the 4 and repeat the process: 48 / 8

Step 4:
8 goes into 48 6 times with a remainder of 0.
Write down 6 as next digit of of the result. 
Result so far: 546
Subtract 48 from 48 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: 5460
Subtract 0 from 5 to get 5.

The final result is 5460 with a remainder of 5.