43690 ÷ 8 = 5461 R2
We're going to perform division on 43690 with 8 as the divisor.

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 (9) of the dividend behind the 4 and repeat the process: 49 / 8

Step 4:
8 goes into 49 6 times with a remainder of 1.
Write down 6 as next digit of of the result. 
Result so far: 546
Subtract 48 from 49 to get 1.
Bring next digit (0) of the dividend behind the 1 and repeat the process: 10 / 8

Step 5:
8 goes into 10 1 times with a remainder of 2.
Write down 1 as next digit of of the result. 
Result so far: 5461
Subtract 8 from 10 to get 2.

The final result is 5461 with a remainder of 2.