Let's divide 81920263 by 8
Our goal is to divide 81920263 by 8.

Step 1:
If we divide 8 by 8, we get 1 and a remainder of 0.
The next digit of our result is 1. 
Result so far: 1.0
The remainder is 0 after subtracting 8 from 8.
Include the next digit (1) from the dividend after 0, then repeat: 1 / 8

Let's proceed to step 2:
If we divide 1 by 8, we get 0 and a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 10.0
The remainder is 1 after subtracting 0 from 1.
Append the next digit (9) from the dividend to 1 and continue with: 19 / 8

On to step 3:
If we divide 19 by 8, we get 2 and a remainder of 3.
Write down 2 as next digit of the result. 
Result so far: 102.0
Subtract 16 from 19 to get 3.
Bring next digit (2) of the dividend behind the 3 and repeat the process: 32 / 8

Going ahead to step 4:
32 divided by 8 is 4 with a remainder of 0.
Write down 4 as next digit of the result. 
Result so far: 1024.0
Deduct 32 from 32 and we're left with 0.
Bring next digit (0) of the dividend behind the 0 and repeat the process: 0 / 8

On to step 5:
8 can be fit into 0 0 times, resulting in a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 10240.0
The remainder is 0 after subtracting 0 from 0.
Bring next digit (2) of the dividend behind the 0 and repeat the process: 2 / 8

Moving on to step 6:
2 divided by 8 is 0 with a remainder of 2.
Use 0 as the next digit of our solution. 
Result so far: 102400.0
If we take 0 away from 2, we end up with 2.
Fetch the next digit (6) from the dividend, attach it to 2 and continue: 26 / 8

Let's proceed to step 7:
The number 8 fits into 26 3 times, leaving a remainder of 2.
The number 3 becomes the next digit in our result. 
Result so far: 1024003.0
Subtracting 24 from 26 leaves us with 2.
Fetch the next digit (3) from the dividend, attach it to 2 and continue: 23 / 8

Let's proceed to step 8:
When dividing 23 by 8, we get 2 with a remainder of 7.
The number 2 becomes the next digit in our result. 
Result so far: 10240032.0
Subtract 16 from 23 to get 7.
Since there are no more digits in the dividend, we add a zero to the remainder making it 70, and continue the process.

Going ahead to step 9:
70 divided by 8 is 8 with a remainder of 6.
Put 8 as the next digit of the answer. 
Result so far: 10240032.8
If we take 64 away from 70, we end up with 6.
Since there are no more digits in the dividend, we add a zero to the remainder making it 60, and continue the process.

Moving on to step 10:
When dividing 60 by 8, we get 7 with a remainder of 4.
Use 7 as the next digit of our solution. 
Result so far: 10240032.87
If we take 56 away from 60, we end up with 4.
Since there are no more digits in the dividend, we add a zero to the remainder making it 40, and continue the process.

On to step 11:
When dividing 40 by 8, we get 5 with a remainder of 0.
Write down 5 as next digit of the result. 
Result so far: 10240032.875
If we take 40 away from 40, we end up with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Moving on to step 12:
If we divide 0 by 8, we get 0 and a remainder of 0.
Write down 0 as next digit of the result. 
Result so far: 10240032.875
If we take 0 away from 0, we end up with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Going ahead to step 13:
The number 8 fits into 0 0 times, leaving a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 10240032.875
The remainder is 0 after subtracting 0 from 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The quotient of the division is 10240032.875, and the remainder is 0.0.