34129 ÷ 9 = 3792 R1
Let's divide 34129 by 9.

Step 1:
9 goes into 3 0 times with a remainder of 3.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 3 to get 3.
Bring next digit (4) of the dividend behind the 3 and repeat the process: 34 / 9

Step 2:
9 goes into 34 3 times with a remainder of 7.
Write down 3 as next digit of of the result. 
Result so far: 3
Subtract 27 from 34 to get 7.
Bring next digit (1) of the dividend behind the 7 and repeat the process: 71 / 9

Step 3:
9 goes into 71 7 times with a remainder of 8.
Write down 7 as next digit of of the result. 
Result so far: 37
Subtract 63 from 71 to get 8.
Bring next digit (2) of the dividend behind the 8 and repeat the process: 82 / 9

Step 4:
9 goes into 82 9 times with a remainder of 1.
Write down 9 as next digit of of the result. 
Result so far: 379
Subtract 81 from 82 to get 1.
Bring next digit (9) of the dividend behind the 1 and repeat the process: 19 / 9

Step 5:
9 goes into 19 2 times with a remainder of 1.
Write down 2 as next digit of of the result. 
Result so far: 3792
Subtract 18 from 19 to get 1.

The final result is 3792 with a remainder of 1.