71450 ÷ 9 = 7938 R8
No problem, we've got 71450 and 9 for the division.

Step 1:
9 goes into 7 0 times with a remainder of 7.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 7 to get 7.
Bring next digit (1) of the dividend behind the 7 and repeat the process: 71 / 9

Step 2:
9 goes into 71 7 times with a remainder of 8.
Write down 7 as next digit of of the result. 
Result so far: 7
Subtract 63 from 71 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: 79
Subtract 81 from 84 to get 3.
Bring next digit (5) of the dividend behind the 3 and repeat the process: 35 / 9

Step 4:
9 goes into 35 3 times with a remainder of 8.
Write down 3 as next digit of of the result. 
Result so far: 793
Subtract 27 from 35 to get 8.
Bring next digit (0) of the dividend behind the 8 and repeat the process: 80 / 9

Step 5:
9 goes into 80 8 times with a remainder of 8.
Write down 8 as next digit of of the result. 
Result so far: 7938
Subtract 72 from 80 to get 8.

The final result is 7938 with a remainder of 8.