Let's divide 6435436 by 783
Let's see how many times 783 fits into 6435436.

On to step 1:
The number 783 fits into 6 0 times, leaving a remainder of 6.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 6 and we're left with 6.
Include the next digit (4) from the dividend after 6, then repeat: 64 / 783

On to step 2:
If we divide 64 by 783, we get 0 and a remainder of 64.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 64 after subtracting 0 from 64.
Take the next digit (3) from the dividend and append it to 64, then repeat: 643 / 783

Moving on to step 3:
The number 783 fits into 643 0 times, leaving a remainder of 643.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 643 and we're left with 643.
Grab the next digit (5) from the dividend, add it to 643, then carry on: 6435 / 783

Let's proceed to step 4:
783 goes into 6435 8 times with a remainder of 171.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
Subtract 6264 from 6435 to get 171.
Fetch the next digit (4) from the dividend, attach it to 171 and continue: 1714 / 783

Let's proceed to step 5:
1714 divided by 783 is 2 with a remainder of 148.
The next digit of our result is 2. 
Result so far: 82.0
Subtracting 1566 from 1714 leaves us with 148.
Fetch the next digit (3) from the dividend, attach it to 148 and continue: 1483 / 783

On to step 6:
When dividing 1483 by 783, we get 1 with a remainder of 700.
The number 1 becomes the next digit in our result. 
Result so far: 821.0
The remainder is 700 after subtracting 783 from 1483.
Grab the next digit (6) from the dividend, add it to 700, then carry on: 7006 / 783

Step 7:
If we divide 7006 by 783, we get 8 and a remainder of 742.
The number 8 becomes the next digit in our result. 
Result so far: 8218.0
The remainder is 742 after subtracting 6264 from 7006.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7420, and continue the process.

Advancing to step 8:
7420 divided by 783 is 9 with a remainder of 373.
The number 9 becomes the next digit in our result. 
Result so far: 8218.9
If we subtract 7047 from 7420, we get 373.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3730, and continue the process.

Moving on to step 9:
783 can be fit into 3730 4 times, resulting in a remainder of 598.
Write down 4 as next digit of the result. 
Result so far: 8218.94
Deduct 3132 from 3730 and we're left with 598.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5980, and continue the process.

Step 10:
When dividing 5980 by 783, we get 7 with a remainder of 499.
Put 7 as the next digit of the answer. 
Result so far: 8218.947
Subtracting 5481 from 5980 leaves us with 499.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4990, and continue the process.

On to step 11:
783 goes into 4990 6 times with a remainder of 292.
The next digit of our result is 6. 
Result so far: 8218.9476
Subtract 4698 from 4990 to get 292.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2920, and continue the process.

Moving on to step 12:
When dividing 2920 by 783, we get 3 with a remainder of 571.
The number 3 becomes the next digit in our result. 
Result so far: 8218.94763
Subtract 2349 from 2920 to get 571.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5710, and continue the process.

Step 13:
If we divide 5710 by 783, we get 7 and a remainder of 229.
Put 7 as the next digit of the answer. 
Result so far: 8218.947637
The remainder is 229 after subtracting 5481 from 5710.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2290, and continue the process.

Let's proceed to step 14:
783 goes into 2290 2 times with a remainder of 724.
Write down 2 as next digit of the result. 
Result so far: 8218.9476372
The remainder is 724 after subtracting 1566 from 2290.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7240, and continue the process.

Advancing to step 15:
783 can be fit into 7240 9 times, resulting in a remainder of 193.
The number 9 becomes the next digit in our result. 
Result so far: 8218.94763729
If we take 7047 away from 7240, we end up with 193.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1930, and continue the process.

The final outcome is 8218.94763729, with a leftover of 1.93e-07.