97403 ÷ 8 = 12175 R3
Let's divide 97403 by 8.

Step 1:
8 goes into 9 1 times with a remainder of 1.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 8 from 9 to get 1.
Bring next digit (7) of the dividend behind the 1 and repeat the process: 17 / 8

Step 2:
8 goes into 17 2 times with a remainder of 1.
Write down 2 as next digit of of the result. 
Result so far: 12
Subtract 16 from 17 to get 1.
Bring next digit (4) of the dividend behind the 1 and repeat the process: 14 / 8

Step 3:
8 goes into 14 1 times with a remainder of 6.
Write down 1 as next digit of of the result. 
Result so far: 121
Subtract 8 from 14 to get 6.
Bring next digit (0) of the dividend behind the 6 and repeat the process: 60 / 8

Step 4:
8 goes into 60 7 times with a remainder of 4.
Write down 7 as next digit of of the result. 
Result so far: 1217
Subtract 56 from 60 to get 4.
Bring next digit (3) of the dividend behind the 4 and repeat the process: 43 / 8

Step 5:
8 goes into 43 5 times with a remainder of 3.
Write down 5 as next digit of of the result. 
Result so far: 12175
Subtract 40 from 43 to get 3.

The final result is 12175 with a remainder of 3.