89430 ÷ 9 = 9936 R6
We're going to perform division on 89430 with 9 as the divisor.

Step 1:
9 goes into 8 0 times with a remainder of 8.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 8 to get 8.
Bring next digit (9) of the dividend behind the 8 and repeat the process: 89 / 9

Step 2:
9 goes into 89 9 times with a remainder of 8.
Write down 9 as next digit of of the result. 
Result so far: 9
Subtract 81 from 89 to get 8.
Bring next digit (4) of the dividend behind the 8 and repeat the process: 84 / 9

Step 3:
9 goes into 84 9 times with a remainder of 3.
Write down 9 as next digit of of the result. 
Result so far: 99
Subtract 81 from 84 to get 3.
Bring next digit (3) of the dividend behind the 3 and repeat the process: 33 / 9

Step 4:
9 goes into 33 3 times with a remainder of 6.
Write down 3 as next digit of of the result. 
Result so far: 993
Subtract 27 from 33 to get 6.
Bring next digit (0) of the dividend behind the 6 and repeat the process: 60 / 9

Step 5:
9 goes into 60 6 times with a remainder of 6.
Write down 6 as next digit of of the result. 
Result so far: 9936
Subtract 54 from 60 to get 6.

The final result is 9936 with a remainder of 6.