12216 ÷ 9 = 1357 R3
Let's divide 12216 by 9.

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 (2) of the dividend behind the 3 and repeat the process: 32 / 9

Step 3:
9 goes into 32 3 times with a remainder of 5.
Write down 3 as next digit of of the result. 
Result so far: 13
Subtract 27 from 32 to get 5.
Bring next digit (1) of the dividend behind the 5 and repeat the process: 51 / 9

Step 4:
9 goes into 51 5 times with a remainder of 6.
Write down 5 as next digit of of the result. 
Result so far: 135
Subtract 45 from 51 to get 6.
Bring next digit (6) of the dividend behind the 6 and repeat the process: 66 / 9

Step 5:
9 goes into 66 7 times with a remainder of 3.
Write down 7 as next digit of of the result. 
Result so far: 1357
Subtract 63 from 66 to get 3.

The final result is 1357 with a remainder of 3.