16809879 ÷ 903 
Let's see how many times 903 fits into 16809879.

Moving on to step 1:
1 divided by 903 is 0 with a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Grab the next digit (6) from the dividend, add it to 1, then carry on: 16 / 903

Advancing to step 2:
903 goes into 16 0 times with a remainder of 16.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 16 leaves us with 16.
Grab the next digit (8) from the dividend, add it to 16, then carry on: 168 / 903

Going ahead to step 3:
The number 903 fits into 168 0 times, leaving a remainder of 168.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 168, we end up with 168.
Fetch the next digit (0) from the dividend, attach it to 168 and continue: 1680 / 903

Moving on to step 4:
The number 903 fits into 1680 1 times, leaving a remainder of 777.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
If we subtract 903 from 1680, we get 777.
Grab the next digit (9) from the dividend, add it to 777, then carry on: 7779 / 903

Let's proceed to step 5:
The number 903 fits into 7779 8 times, leaving a remainder of 555.
The number 8 becomes the next digit in our result. 
Result so far: 18.0
If we subtract 7224 from 7779, we get 555.
Include the next digit (8) from the dividend after 555, then repeat: 5558 / 903

Going ahead to step 6:
The number 903 fits into 5558 6 times, leaving a remainder of 140.
Write down 6 as next digit of the result. 
Result so far: 186.0
Deduct 5418 from 5558 and we're left with 140.
Include the next digit (7) from the dividend after 140, then repeat: 1407 / 903

Advancing to step 7:
1407 divided by 903 is 1 with a remainder of 504.
Use 1 as the next digit of our solution. 
Result so far: 1861.0
Subtracting 903 from 1407 leaves us with 504.
Append the next digit (9) from the dividend to 504 and continue with: 5049 / 903

Going ahead to step 8:
If we divide 5049 by 903, we get 5 and a remainder of 534.
Write down 5 as next digit of the result. 
Result so far: 18615.0
If we take 4515 away from 5049, we end up with 534.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5340, and continue the process.

Moving on to step 9:
When dividing 5340 by 903, we get 5 with a remainder of 825.
Put 5 as the next digit of the answer. 
Result so far: 18615.5
Deduct 4515 from 5340 and we're left with 825.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8250, and continue the process.

Advancing to step 10:
If we divide 8250 by 903, we get 9 and a remainder of 123.
The number 9 becomes the next digit in our result. 
Result so far: 18615.59
Subtract 8127 from 8250 to get 123.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1230, and continue the process.

Moving on to step 11:
1230 divided by 903 is 1 with a remainder of 327.
Write down 1 as next digit of the result. 
Result so far: 18615.591
Subtracting 903 from 1230 leaves us with 327.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3270, and continue the process.

Advancing to step 12:
903 goes into 3270 3 times with a remainder of 561.
Use 3 as the next digit of our solution. 
Result so far: 18615.5913
If we subtract 2709 from 3270, we get 561.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5610, and continue the process.

Let's proceed to step 13:
903 goes into 5610 6 times with a remainder of 192.
The number 6 becomes the next digit in our result. 
Result so far: 18615.59136
Deduct 5418 from 5610 and we're left with 192.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1920, and continue the process.

Step 14:
1920 divided by 903 is 2 with a remainder of 114.
The number 2 becomes the next digit in our result. 
Result so far: 18615.591362
If we subtract 1806 from 1920, we get 114.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1140, and continue the process.

Going ahead to step 15:
If we divide 1140 by 903, we get 1 and a remainder of 237.
The next digit of our result is 1. 
Result so far: 18615.5913621
Subtracting 903 from 1140 leaves us with 237.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2370, and continue the process.

Step 16:
If we divide 2370 by 903, we get 2 and a remainder of 564.
The next digit of our result is 2. 
Result so far: 18615.59136212
Subtract 1806 from 2370 to get 564.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5640, and continue the process.

The quotient of the division is 18615.59136212, and the remainder is 5.64e-07.