97515 ÷ 8 = 12189 R3
Alright, let's work through the division of 97515 by 8 step by step.

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 (5) of the dividend behind the 1 and repeat the process: 15 / 8

Step 3:
8 goes into 15 1 times with a remainder of 7.
Write down 1 as next digit of of the result. 
Result so far: 121
Subtract 8 from 15 to get 7.
Bring next digit (1) of the dividend behind the 7 and repeat the process: 71 / 8

Step 4:
8 goes into 71 8 times with a remainder of 7.
Write down 8 as next digit of of the result. 
Result so far: 1218
Subtract 64 from 71 to get 7.
Bring next digit (5) of the dividend behind the 7 and repeat the process: 75 / 8

Step 5:
8 goes into 75 9 times with a remainder of 3.
Write down 9 as next digit of of the result. 
Result so far: 12189
Subtract 72 from 75 to get 3.

The final result is 12189 with a remainder of 3.