863810 divided by 99 
Let's see how many times 99 fits into 863810.

Advancing to step 1:
The number 99 fits into 8 0 times, leaving a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Bring next digit (6) of the dividend behind the 8 and repeat the process: 86 / 99

Going ahead to step 2:
When dividing 86 by 99, we get 0 with a remainder of 86.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 86 and we're left with 86.
Grab the next digit (3) from the dividend, add it to 86, then carry on: 863 / 99

Let's proceed to step 3:
99 can be fit into 863 8 times, resulting in a remainder of 71.
Put 8 as the next digit of the answer. 
Result so far: 8.0
Subtracting 792 from 863 leaves us with 71.
Bring next digit (8) of the dividend behind the 71 and repeat the process: 718 / 99

Advancing to step 4:
If we divide 718 by 99, we get 7 and a remainder of 25.
Write down 7 as next digit of the result. 
Result so far: 87.0
Deduct 693 from 718 and we're left with 25.
Append the next digit (1) from the dividend to 25 and continue with: 251 / 99

Moving on to step 5:
99 can be fit into 251 2 times, resulting in a remainder of 53.
Write down 2 as next digit of the result. 
Result so far: 872.0
The remainder is 53 after subtracting 198 from 251.
Take the next digit (0) from the dividend and append it to 53, then repeat: 530 / 99

Going ahead to step 6:
When dividing 530 by 99, we get 5 with a remainder of 35.
The next digit of our result is 5. 
Result so far: 8725.0
Deduct 495 from 530 and we're left with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

Moving on to step 7:
When dividing 350 by 99, we get 3 with a remainder of 53.
The next digit of our result is 3. 
Result so far: 8725.3
The remainder is 53 after subtracting 297 from 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

Let's proceed to step 8:
99 can be fit into 530 5 times, resulting in a remainder of 35.
The number 5 becomes the next digit in our result. 
Result so far: 8725.35
If we subtract 495 from 530, we get 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

On to step 9:
99 goes into 350 3 times with a remainder of 53.
Record the quotient 3 as the next digit in the result. 
Result so far: 8725.353
The remainder is 53 after subtracting 297 from 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

On to step 10:
When dividing 530 by 99, we get 5 with a remainder of 35.
Write down 5 as next digit of the result. 
Result so far: 8725.3535
Subtracting 495 from 530 leaves us with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

Let's proceed to step 11:
99 goes into 350 3 times with a remainder of 53.
The next digit of our result is 3. 
Result so far: 8725.35353
Subtracting 297 from 350 leaves us with 53.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

Going ahead to step 12:
When dividing 530 by 99, we get 5 with a remainder of 35.
Record the quotient 5 as the next digit in the result. 
Result so far: 8725.353535
The remainder is 35 after subtracting 495 from 530.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

Advancing to step 13:
When dividing 350 by 99, we get 3 with a remainder of 53.
Put 3 as the next digit of the answer. 
Result so far: 8725.3535353
The remainder is 53 after subtracting 297 from 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

Advancing to step 14:
If we divide 530 by 99, we get 5 and a remainder of 35.
Put 5 as the next digit of the answer. 
Result so far: 8725.35353535
If we take 495 away from 530, we end up with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

In conclusion, the division gives 8725.35353535 with a balance of 3.5e-08.