87219832 divided by 831 
Our goal is to divide 87219832 by 831.

Step 1:
8 divided by 831 is 0 with a remainder of 8.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 8, we end up with 8.
Fetch the next digit (7) from the dividend, attach it to 8 and continue: 87 / 831

Advancing to step 2:
The number 831 fits into 87 0 times, leaving a remainder of 87.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 87 and we're left with 87.
Include the next digit (2) from the dividend after 87, then repeat: 872 / 831

On to step 3:
831 goes into 872 1 times with a remainder of 41.
Put 1 as the next digit of the answer. 
Result so far: 1.0
The remainder is 41 after subtracting 831 from 872.
Append the next digit (1) from the dividend to 41 and continue with: 411 / 831

Advancing to step 4:
If we divide 411 by 831, we get 0 and a remainder of 411.
Write down 0 as next digit of the result. 
Result so far: 10.0
Subtracting 0 from 411 leaves us with 411.
Append the next digit (9) from the dividend to 411 and continue with: 4119 / 831

Going ahead to step 5:
When dividing 4119 by 831, we get 4 with a remainder of 795.
The next digit of our result is 4. 
Result so far: 104.0
Subtracting 3324 from 4119 leaves us with 795.
Take the next digit (8) from the dividend and append it to 795, then repeat: 7958 / 831

On to step 6:
If we divide 7958 by 831, we get 9 and a remainder of 479.
Record the quotient 9 as the next digit in the result. 
Result so far: 1049.0
The remainder is 479 after subtracting 7479 from 7958.
Take the next digit (3) from the dividend and append it to 479, then repeat: 4793 / 831

Let's proceed to step 7:
831 can be fit into 4793 5 times, resulting in a remainder of 638.
Put 5 as the next digit of the answer. 
Result so far: 10495.0
Subtract 4155 from 4793 to get 638.
Grab the next digit (2) from the dividend, add it to 638, then carry on: 6382 / 831

Moving on to step 8:
If we divide 6382 by 831, we get 7 and a remainder of 565.
Use 7 as the next digit of our solution. 
Result so far: 104957.0
Subtract 5817 from 6382 to get 565.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5650, and continue the process.

On to step 9:
831 goes into 5650 6 times with a remainder of 664.
The number 6 becomes the next digit in our result. 
Result so far: 104957.6
If we subtract 4986 from 5650, we get 664.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6640, and continue the process.

Moving on to step 10:
831 goes into 6640 7 times with a remainder of 823.
Use 7 as the next digit of our solution. 
Result so far: 104957.67
Subtracting 5817 from 6640 leaves us with 823.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8230, and continue the process.

Going ahead to step 11:
8230 divided by 831 is 9 with a remainder of 751.
Put 9 as the next digit of the answer. 
Result so far: 104957.679
If we subtract 7479 from 8230, we get 751.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7510, and continue the process.

Moving on to step 12:
The number 831 fits into 7510 9 times, leaving a remainder of 31.
Use 9 as the next digit of our solution. 
Result so far: 104957.6799
Subtract 7479 from 7510 to get 31.
Since there are no more digits in the dividend, we add a zero to the remainder making it 310, and continue the process.

The final result is 104957.6799 with a remainder of 0.00031.