We look at the division of 78538597 by 804 
We want to divide 78538597 by 804.

Advancing to step 1:
7 divided by 804 is 0 with a remainder of 7.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 7, we get 7.
Include the next digit (8) from the dividend after 7, then repeat: 78 / 804

Going ahead to step 2:
If we divide 78 by 804, we get 0 and a remainder of 78.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 78 after subtracting 0 from 78.
Grab the next digit (5) from the dividend, add it to 78, then carry on: 785 / 804

Moving on to step 3:
804 can be fit into 785 0 times, resulting in a remainder of 785.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 785 after subtracting 0 from 785.
Take the next digit (3) from the dividend and append it to 785, then repeat: 7853 / 804

Moving on to step 4:
When dividing 7853 by 804, we get 9 with a remainder of 617.
Write down 9 as next digit of the result. 
Result so far: 9.0
Subtract 7236 from 7853 to get 617.
Bring next digit (8) of the dividend behind the 617 and repeat the process: 6178 / 804

On to step 5:
6178 divided by 804 is 7 with a remainder of 550.
The next digit of our result is 7. 
Result so far: 97.0
If we take 5628 away from 6178, we end up with 550.
Append the next digit (5) from the dividend to 550 and continue with: 5505 / 804

Step 6:
The number 804 fits into 5505 6 times, leaving a remainder of 681.
Write down 6 as next digit of the result. 
Result so far: 976.0
If we take 4824 away from 5505, we end up with 681.
Grab the next digit (9) from the dividend, add it to 681, then carry on: 6819 / 804

Step 7:
804 can be fit into 6819 8 times, resulting in a remainder of 387.
The next digit of our result is 8. 
Result so far: 9768.0
Subtracting 6432 from 6819 leaves us with 387.
Grab the next digit (7) from the dividend, add it to 387, then carry on: 3877 / 804

Moving on to step 8:
The number 804 fits into 3877 4 times, leaving a remainder of 661.
Put 4 as the next digit of the answer. 
Result so far: 97684.0
Subtract 3216 from 3877 to get 661.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6610, and continue the process.

Moving on to step 9:
When dividing 6610 by 804, we get 8 with a remainder of 178.
Put 8 as the next digit of the answer. 
Result so far: 97684.8
If we subtract 6432 from 6610, we get 178.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1780, and continue the process.

Going ahead to step 10:
The number 804 fits into 1780 2 times, leaving a remainder of 172.
Use 2 as the next digit of our solution. 
Result so far: 97684.82
If we subtract 1608 from 1780, we get 172.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1720, and continue the process.

Moving on to step 11:
The number 804 fits into 1720 2 times, leaving a remainder of 112.
Use 2 as the next digit of our solution. 
Result so far: 97684.822
Deduct 1608 from 1720 and we're left with 112.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1120, and continue the process.

Our division results in 97684.822 with a remaining 0.0112.