We're dividing 783999 by 63 
We want to figure out the number of times 783999 can be divided by 63.

Step 1:
63 goes into 7 0 times with a remainder of 7.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 7, we get 7.
Bring next digit (8) of the dividend behind the 7 and repeat the process: 78 / 63

Step 2:
The number 63 fits into 78 1 times, leaving a remainder of 15.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
Subtracting 63 from 78 leaves us with 15.
Include the next digit (3) from the dividend after 15, then repeat: 153 / 63

Moving on to step 3:
If we divide 153 by 63, we get 2 and a remainder of 27.
The next digit of our result is 2. 
Result so far: 12.0
Subtracting 126 from 153 leaves us with 27.
Bring next digit (9) of the dividend behind the 27 and repeat the process: 279 / 63

Going ahead to step 4:
63 goes into 279 4 times with a remainder of 27.
The next digit of our result is 4. 
Result so far: 124.0
Subtracting 252 from 279 leaves us with 27.
Bring next digit (9) of the dividend behind the 27 and repeat the process: 279 / 63

Moving on to step 5:
When dividing 279 by 63, we get 4 with a remainder of 27.
Write down 4 as next digit of the result. 
Result so far: 1244.0
Subtracting 252 from 279 leaves us with 27.
Append the next digit (9) from the dividend to 27 and continue with: 279 / 63

Advancing to step 6:
63 goes into 279 4 times with a remainder of 27.
The number 4 becomes the next digit in our result. 
Result so far: 12444.0
Subtract 252 from 279 to get 27.
Since there are no more digits in the dividend, we add a zero to the remainder making it 270, and continue the process.

Advancing to step 7:
63 can be fit into 270 4 times, resulting in a remainder of 18.
Write down 4 as next digit of the result. 
Result so far: 12444.4
If we subtract 252 from 270, we get 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

On to step 8:
63 can be fit into 180 2 times, resulting in a remainder of 54.
The next digit of our result is 2. 
Result so far: 12444.42
If we subtract 126 from 180, we get 54.
Since there are no more digits in the dividend, we add a zero to the remainder making it 540, and continue the process.

Moving on to step 9:
If we divide 540 by 63, we get 8 and a remainder of 36.
The next digit of our result is 8. 
Result so far: 12444.428
If we take 504 away from 540, we end up with 36.
Since there are no more digits in the dividend, we add a zero to the remainder making it 360, and continue the process.

Moving on to step 10:
If we divide 360 by 63, we get 5 and a remainder of 45.
Put 5 as the next digit of the answer. 
Result so far: 12444.4285
Subtracting 315 from 360 leaves us with 45.
Since there are no more digits in the dividend, we add a zero to the remainder making it 450, and continue the process.

Let's proceed to step 11:
63 goes into 450 7 times with a remainder of 9.
The next digit of our result is 7. 
Result so far: 12444.42857
Subtract 441 from 450 to get 9.
Since there are no more digits in the dividend, we add a zero to the remainder making it 90, and continue the process.

On to step 12:
When dividing 90 by 63, we get 1 with a remainder of 27.
Put 1 as the next digit of the answer. 
Result so far: 12444.428571
Subtract 63 from 90 to get 27.
Since there are no more digits in the dividend, we add a zero to the remainder making it 270, and continue the process.

Let's proceed to step 13:
The number 63 fits into 270 4 times, leaving a remainder of 18.
Use 4 as the next digit of our solution. 
Result so far: 12444.4285714
Subtracting 252 from 270 leaves us with 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

Step 14:
63 can be fit into 180 2 times, resulting in a remainder of 54.
Put 2 as the next digit of the answer. 
Result so far: 12444.42857142
The remainder is 54 after subtracting 126 from 180.
Since there are no more digits in the dividend, we add a zero to the remainder making it 540, and continue the process.

Our division results in 12444.42857142 with a remaining 5.4e-08.