12029 ÷ 9 = 1336 R5
Alright, let's work through the division of 12029 by 9 step by step.

Step 1:
9 goes into 1 0 times with a remainder of 1.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 1 to get 1.
Bring next digit (2) of the dividend behind the 1 and repeat the process: 12 / 9

Step 2:
9 goes into 12 1 times with a remainder of 3.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 9 from 12 to get 3.
Bring next digit (0) of the dividend behind the 3 and repeat the process: 30 / 9

Step 3:
9 goes into 30 3 times with a remainder of 3.
Write down 3 as next digit of of the result. 
Result so far: 13
Subtract 27 from 30 to get 3.
Bring next digit (2) of the dividend behind the 3 and repeat the process: 32 / 9

Step 4:
9 goes into 32 3 times with a remainder of 5.
Write down 3 as next digit of of the result. 
Result so far: 133
Subtract 27 from 32 to get 5.
Bring next digit (9) of the dividend behind the 5 and repeat the process: 59 / 9

Step 5:
9 goes into 59 6 times with a remainder of 5.
Write down 6 as next digit of of the result. 
Result so far: 1336
Subtract 54 from 59 to get 5.

The final result is 1336 with a remainder of 5.