55868663 ÷ 280 
Our goal is to divide 55868663 by 280.

Step 1:
If we divide 5 by 280, we get 0 and a remainder of 5.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 5 leaves us with 5.
Append the next digit (5) from the dividend to 5 and continue with: 55 / 280

Let's proceed to step 2:
280 goes into 55 0 times with a remainder of 55.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 55 and we're left with 55.
Fetch the next digit (8) from the dividend, attach it to 55 and continue: 558 / 280

On to step 3:
When dividing 558 by 280, we get 1 with a remainder of 278.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we take 280 away from 558, we end up with 278.
Take the next digit (6) from the dividend and append it to 278, then repeat: 2786 / 280

On to step 4:
2786 divided by 280 is 9 with a remainder of 266.
The number 9 becomes the next digit in our result. 
Result so far: 19.0
Deduct 2520 from 2786 and we're left with 266.
Bring next digit (8) of the dividend behind the 266 and repeat the process: 2668 / 280

Advancing to step 5:
280 goes into 2668 9 times with a remainder of 148.
The next digit of our result is 9. 
Result so far: 199.0
The remainder is 148 after subtracting 2520 from 2668.
Include the next digit (6) from the dividend after 148, then repeat: 1486 / 280

Advancing to step 6:
280 can be fit into 1486 5 times, resulting in a remainder of 86.
Write down 5 as next digit of the result. 
Result so far: 1995.0
Deduct 1400 from 1486 and we're left with 86.
Fetch the next digit (6) from the dividend, attach it to 86 and continue: 866 / 280

Advancing to step 7:
280 goes into 866 3 times with a remainder of 26.
Write down 3 as next digit of the result. 
Result so far: 19953.0
The remainder is 26 after subtracting 840 from 866.
Bring next digit (3) of the dividend behind the 26 and repeat the process: 263 / 280

Advancing to step 8:
263 divided by 280 is 0 with a remainder of 263.
Record the quotient 0 as the next digit in the result. 
Result so far: 199530.0
Subtracting 0 from 263 leaves us with 263.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2630, and continue the process.

Let's proceed to step 9:
If we divide 2630 by 280, we get 9 and a remainder of 110.
Use 9 as the next digit of our solution. 
Result so far: 199530.9
Subtract 2520 from 2630 to get 110.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1100, and continue the process.

Advancing to step 10:
The number 280 fits into 1100 3 times, leaving a remainder of 260.
The number 3 becomes the next digit in our result. 
Result so far: 199530.93
The remainder is 260 after subtracting 840 from 1100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Going ahead to step 11:
The number 280 fits into 2600 9 times, leaving a remainder of 80.
Put 9 as the next digit of the answer. 
Result so far: 199530.939
Deduct 2520 from 2600 and we're left with 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 800, and continue the process.

Advancing to step 12:
280 can be fit into 800 2 times, resulting in a remainder of 240.
Use 2 as the next digit of our solution. 
Result so far: 199530.9392
Subtract 560 from 800 to get 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

On to step 13:
The number 280 fits into 2400 8 times, leaving a remainder of 160.
Record the quotient 8 as the next digit in the result. 
Result so far: 199530.93928
Subtract 2240 from 2400 to get 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

Step 14:
1600 divided by 280 is 5 with a remainder of 200.
Put 5 as the next digit of the answer. 
Result so far: 199530.939285
The remainder is 200 after subtracting 1400 from 1600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Let's proceed to step 15:
2000 divided by 280 is 7 with a remainder of 40.
The next digit of our result is 7. 
Result so far: 199530.9392857
If we subtract 1960 from 2000, we get 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Going ahead to step 16:
When dividing 400 by 280, we get 1 with a remainder of 120.
Use 1 as the next digit of our solution. 
Result so far: 199530.93928571
The remainder is 120 after subtracting 280 from 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

The final result is 199530.93928571 with a remainder of 1.2e-07.