We divide 863925 by 8
We want to figure out the number of times 863925 can be divided by 8.

On to step 1:
If we divide 8 by 8, we get 1 and a remainder of 0.
Put 1 as the next digit of the answer. 
Result so far: 1.0
Deduct 8 from 8 and we're left with 0.
Fetch the next digit (6) from the dividend, attach it to 0 and continue: 6 / 8

Let's proceed to step 2:
When dividing 6 by 8, we get 0 with a remainder of 6.
The number 0 becomes the next digit in our result. 
Result so far: 10.0
Subtracting 0 from 6 leaves us with 6.
Fetch the next digit (3) from the dividend, attach it to 6 and continue: 63 / 8

On to step 3:
If we divide 63 by 8, we get 7 and a remainder of 7.
Use 7 as the next digit of our solution. 
Result so far: 107.0
The remainder is 7 after subtracting 56 from 63.
Include the next digit (9) from the dividend after 7, then repeat: 79 / 8

Step 4:
If we divide 79 by 8, we get 9 and a remainder of 7.
The number 9 becomes the next digit in our result. 
Result so far: 1079.0
Subtract 72 from 79 to get 7.
Fetch the next digit (2) from the dividend, attach it to 7 and continue: 72 / 8

Advancing to step 5:
When dividing 72 by 8, we get 9 with a remainder of 0.
Use 9 as the next digit of our solution. 
Result so far: 10799.0
Subtracting 72 from 72 leaves us with 0.
Fetch the next digit (5) from the dividend, attach it to 0 and continue: 5 / 8

On to step 6:
8 goes into 5 0 times with a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 107990.0
If we take 0 away from 5, we end up with 5.
Since there are no more digits in the dividend, we add a zero to the remainder making it 50, and continue the process.

Advancing to step 7:
The number 8 fits into 50 6 times, leaving a remainder of 2.
The number 6 becomes the next digit in our result. 
Result so far: 107990.6
Subtract 48 from 50 to get 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

On to step 8:
8 can be fit into 20 2 times, resulting in a remainder of 4.
The number 2 becomes the next digit in our result. 
Result so far: 107990.62
If we subtract 16 from 20, we get 4.
Since there are no more digits in the dividend, we add a zero to the remainder making it 40, and continue the process.

Going ahead to step 9:
40 divided by 8 is 5 with a remainder of 0.
The number 5 becomes the next digit in our result. 
Result so far: 107990.625
The remainder is 0 after subtracting 40 from 40.
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 10:
When dividing 0 by 8, we get 0 with a remainder of 0.
The next digit of our result is 0. 
Result so far: 107990.625
Deduct 0 from 0 and we're left 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.

On to step 11:
8 can be fit into 0 0 times, resulting in a remainder of 0.
Record the quotient 0 as the next digit in the result. 
Result so far: 107990.625
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.

After the division, we end up with 107990.625 and a remainder of 0.0.