8255808 ÷ 831 
Our goal is to divide 8255808 by 831.

Step 1:
If we divide 8 by 831, we get 0 and a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 8 after subtracting 0 from 8.
Bring next digit (2) of the dividend behind the 8 and repeat the process: 82 / 831

Step 2:
If we divide 82 by 831, we get 0 and a remainder of 82.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 82 to get 82.
Take the next digit (5) from the dividend and append it to 82, then repeat: 825 / 831

Going ahead to step 3:
When dividing 825 by 831, we get 0 with a remainder of 825.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 825 leaves us with 825.
Bring next digit (5) of the dividend behind the 825 and repeat the process: 8255 / 831

Step 4:
The number 831 fits into 8255 9 times, leaving a remainder of 776.
Use 9 as the next digit of our solution. 
Result so far: 9.0
Subtract 7479 from 8255 to get 776.
Include the next digit (8) from the dividend after 776, then repeat: 7768 / 831

Going ahead to step 5:
When dividing 7768 by 831, we get 9 with a remainder of 289.
Use 9 as the next digit of our solution. 
Result so far: 99.0
Subtract 7479 from 7768 to get 289.
Fetch the next digit (0) from the dividend, attach it to 289 and continue: 2890 / 831

Step 6:
If we divide 2890 by 831, we get 3 and a remainder of 397.
Write down 3 as next digit of the result. 
Result so far: 993.0
The remainder is 397 after subtracting 2493 from 2890.
Grab the next digit (8) from the dividend, add it to 397, then carry on: 3978 / 831

Step 7:
The number 831 fits into 3978 4 times, leaving a remainder of 654.
Put 4 as the next digit of the answer. 
Result so far: 9934.0
Deduct 3324 from 3978 and we're left with 654.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6540, and continue the process.

Moving on to step 8:
831 goes into 6540 7 times with a remainder of 723.
Use 7 as the next digit of our solution. 
Result so far: 9934.7
If we subtract 5817 from 6540, we get 723.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7230, and continue the process.

Advancing to step 9:
7230 divided by 831 is 8 with a remainder of 582.
Use 8 as the next digit of our solution. 
Result so far: 9934.78
The remainder is 582 after subtracting 6648 from 7230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5820, and continue the process.

Moving on to step 10:
5820 divided by 831 is 7 with a remainder of 3.
Use 7 as the next digit of our solution. 
Result so far: 9934.787
Deduct 5817 from 5820 and we're left with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

Let's proceed to step 11:
831 can be fit into 30 0 times, resulting in a remainder of 30.
Use 0 as the next digit of our solution. 
Result so far: 9934.787
If we take 0 away from 30, we end up with 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Going ahead to step 12:
831 can be fit into 300 0 times, resulting in a remainder of 300.
Use 0 as the next digit of our solution. 
Result so far: 9934.787
The remainder is 300 after subtracting 0 from 300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3000, and continue the process.

The final outcome is 9934.787, with a leftover of 0.0003.