80380354 divided by 280 
We want to divide 80380354 by 280.

Step 1:
280 goes into 8 0 times with a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 8, we end up with 8.
Take the next digit (0) from the dividend and append it to 8, then repeat: 80 / 280

Step 2:
280 can be fit into 80 0 times, resulting in a remainder of 80.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 80, we end up with 80.
Append the next digit (3) from the dividend to 80 and continue with: 803 / 280

Step 3:
803 divided by 280 is 2 with a remainder of 243.
Write down 2 as next digit of the result. 
Result so far: 2.0
If we subtract 560 from 803, we get 243.
Take the next digit (8) from the dividend and append it to 243, then repeat: 2438 / 280

On to step 4:
280 can be fit into 2438 8 times, resulting in a remainder of 198.
Record the quotient 8 as the next digit in the result. 
Result so far: 28.0
The remainder is 198 after subtracting 2240 from 2438.
Bring next digit (0) of the dividend behind the 198 and repeat the process: 1980 / 280

Step 5:
1980 divided by 280 is 7 with a remainder of 20.
The next digit of our result is 7. 
Result so far: 287.0
Subtracting 1960 from 1980 leaves us with 20.
Include the next digit (3) from the dividend after 20, then repeat: 203 / 280

On to step 6:
The number 280 fits into 203 0 times, leaving a remainder of 203.
Use 0 as the next digit of our solution. 
Result so far: 2870.0
If we take 0 away from 203, we end up with 203.
Include the next digit (5) from the dividend after 203, then repeat: 2035 / 280

Step 7:
The number 280 fits into 2035 7 times, leaving a remainder of 75.
The next digit of our result is 7. 
Result so far: 28707.0
If we subtract 1960 from 2035, we get 75.
Append the next digit (4) from the dividend to 75 and continue with: 754 / 280

Advancing to step 8:
754 divided by 280 is 2 with a remainder of 194.
The next digit of our result is 2. 
Result so far: 287072.0
The remainder is 194 after subtracting 560 from 754.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1940, and continue the process.

Going ahead to step 9:
1940 divided by 280 is 6 with a remainder of 260.
The number 6 becomes the next digit in our result. 
Result so far: 287072.6
If we subtract 1680 from 1940, we get 260.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Moving on to step 10:
280 can be fit into 2600 9 times, resulting in a remainder of 80.
The next digit of our result is 9. 
Result so far: 287072.69
Subtracting 2520 from 2600 leaves us 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.

Going ahead to step 11:
If we divide 800 by 280, we get 2 and a remainder of 240.
Put 2 as the next digit of the answer. 
Result so far: 287072.692
If we subtract 560 from 800, we 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.

Step 12:
The number 280 fits into 2400 8 times, leaving a remainder of 160.
Write down 8 as next digit of the result. 
Result so far: 287072.6928
Deduct 2240 from 2400 and we're left with 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

Let's proceed to step 13:
If we divide 1600 by 280, we get 5 and a remainder of 200.
Write down 5 as next digit of the result. 
Result so far: 287072.69285
If we subtract 1400 from 1600, we get 200.
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 14:
2000 divided by 280 is 7 with a remainder of 40.
Write down 7 as next digit of the result. 
Result so far: 287072.692857
If we take 1960 away from 2000, we end up with 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Let's proceed to step 15:
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: 287072.6928571
If we subtract 280 from 400, we get 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Let's proceed to step 16:
280 goes into 1200 4 times with a remainder of 80.
Write down 4 as next digit of the result. 
Result so far: 287072.69285714
Deduct 1120 from 1200 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.

Our division results in 287072.69285714 with a remaining 8e-08.