65815 ÷ 9 = 7312 R7
Let's divide 65815 by 9.

Step 1:
9 goes into 6 0 times with a remainder of 6.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 6 to get 6.
Bring next digit (5) of the dividend behind the 6 and repeat the process: 65 / 9

Step 2:
9 goes into 65 7 times with a remainder of 2.
Write down 7 as next digit of of the result. 
Result so far: 7
Subtract 63 from 65 to get 2.
Bring next digit (8) of the dividend behind the 2 and repeat the process: 28 / 9

Step 3:
9 goes into 28 3 times with a remainder of 1.
Write down 3 as next digit of of the result. 
Result so far: 73
Subtract 27 from 28 to get 1.
Bring next digit (1) of the dividend behind the 1 and repeat the process: 11 / 9

Step 4:
9 goes into 11 1 times with a remainder of 2.
Write down 1 as next digit of of the result. 
Result so far: 731
Subtract 9 from 11 to get 2.
Bring next digit (5) of the dividend behind the 2 and repeat the process: 25 / 9

Step 5:
9 goes into 25 2 times with a remainder of 7.
Write down 2 as next digit of of the result. 
Result so far: 7312
Subtract 18 from 25 to get 7.

The final result is 7312 with a remainder of 7.