661819 ÷ 28 
We're looking to find how many times 28 goes into 661819.

Advancing to step 1:
28 can be fit into 6 0 times, resulting in a remainder of 6.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 6 to get 6.
Fetch the next digit (6) from the dividend, attach it to 6 and continue: 66 / 28

Let's proceed to step 2:
66 divided by 28 is 2 with a remainder of 10.
Write down 2 as next digit of the result. 
Result so far: 2.0
If we take 56 away from 66, we end up with 10.
Fetch the next digit (1) from the dividend, attach it to 10 and continue: 101 / 28

Let's proceed to step 3:
28 can be fit into 101 3 times, resulting in a remainder of 17.
Put 3 as the next digit of the answer. 
Result so far: 23.0
The remainder is 17 after subtracting 84 from 101.
Grab the next digit (8) from the dividend, add it to 17, then carry on: 178 / 28

Moving on to step 4:
The number 28 fits into 178 6 times, leaving a remainder of 10.
Record the quotient 6 as the next digit in the result. 
Result so far: 236.0
If we subtract 168 from 178, we get 10.
Append the next digit (1) from the dividend to 10 and continue with: 101 / 28

Moving on to step 5:
28 can be fit into 101 3 times, resulting in a remainder of 17.
Use 3 as the next digit of our solution. 
Result so far: 2363.0
If we take 84 away from 101, we end up with 17.
Include the next digit (9) from the dividend after 17, then repeat: 179 / 28

Advancing to step 6:
The number 28 fits into 179 6 times, leaving a remainder of 11.
Put 6 as the next digit of the answer. 
Result so far: 23636.0
Subtracting 168 from 179 leaves us with 11.
Since there are no more digits in the dividend, we add a zero to the remainder making it 110, and continue the process.

On to step 7:
The number 28 fits into 110 3 times, leaving a remainder of 26.
The next digit of our result is 3. 
Result so far: 23636.3
The remainder is 26 after subtracting 84 from 110.
Since there are no more digits in the dividend, we add a zero to the remainder making it 260, and continue the process.

Let's proceed to step 8:
The number 28 fits into 260 9 times, leaving a remainder of 8.
Write down 9 as next digit of the result. 
Result so far: 23636.39
Subtract 252 from 260 to get 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

On to step 9:
28 can be fit into 80 2 times, resulting in a remainder of 24.
Write down 2 as next digit of the result. 
Result so far: 23636.392
The remainder is 24 after subtracting 56 from 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 240, and continue the process.

On to step 10:
28 goes into 240 8 times with a remainder of 16.
Put 8 as the next digit of the answer. 
Result so far: 23636.3928
Deduct 224 from 240 and we're left with 16.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

Going ahead to step 11:
28 goes into 160 5 times with a remainder of 20.
Put 5 as the next digit of the answer. 
Result so far: 23636.39285
The remainder is 20 after subtracting 140 from 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Going ahead to step 12:
28 goes into 200 7 times with a remainder of 4.
The next digit of our result is 7. 
Result so far: 23636.392857
If we take 196 away from 200, 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.

Advancing to step 13:
If we divide 40 by 28, we get 1 and a remainder of 12.
Record the quotient 1 as the next digit in the result. 
Result so far: 23636.3928571
Subtracting 28 from 40 leaves us with 12.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

Let's proceed to step 14:
When dividing 120 by 28, we get 4 with a remainder of 8.
The next digit of our result is 4. 
Result so far: 23636.39285714
If we take 112 away from 120, we end up with 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

The final result is 23636.39285714 with a remainder of 8e-09.