40234 ÷ 8 = 5029 R2
We're going to perform division on 40234 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 (0) of the dividend behind the 4 and repeat the process: 40 / 8

Step 2:
8 goes into 40 5 times with a remainder of 0.
Write down 5 as next digit of of the result. 
Result so far: 5
Subtract 40 from 40 to get 0.
Bring next digit (2) of the dividend behind the 0 and repeat the process: 2 / 8

Step 3:
8 goes into 2 0 times with a remainder of 2.
Write down 0 as next digit of of the result. 
Result so far: 50
Subtract 0 from 2 to get 2.
Bring next digit (3) of the dividend behind the 2 and repeat the process: 23 / 8

Step 4:
8 goes into 23 2 times with a remainder of 7.
Write down 2 as next digit of of the result. 
Result so far: 502
Subtract 16 from 23 to get 7.
Bring next digit (4) of the dividend behind the 7 and repeat the process: 74 / 8

Step 5:
8 goes into 74 9 times with a remainder of 2.
Write down 9 as next digit of of the result. 
Result so far: 5029
Subtract 72 from 74 to get 2.

The final result is 5029 with a remainder of 2.