54280569 ÷ 459 
Our goal is to divide 54280569 by 459.

Advancing to step 1:
The number 459 fits into 5 0 times, leaving a remainder of 5.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 5 leaves us with 5.
Append the next digit (4) from the dividend to 5 and continue with: 54 / 459

Going ahead to step 2:
The number 459 fits into 54 0 times, leaving a remainder of 54.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 54, we get 54.
Grab the next digit (2) from the dividend, add it to 54, then carry on: 542 / 459

Moving on to step 3:
542 divided by 459 is 1 with a remainder of 83.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
Deduct 459 from 542 and we're left with 83.
Fetch the next digit (8) from the dividend, attach it to 83 and continue: 838 / 459

Step 4:
459 goes into 838 1 times with a remainder of 379.
Put 1 as the next digit of the answer. 
Result so far: 11.0
The remainder is 379 after subtracting 459 from 838.
Take the next digit (0) from the dividend and append it to 379, then repeat: 3790 / 459

Going ahead to step 5:
The number 459 fits into 3790 8 times, leaving a remainder of 118.
The next digit of our result is 8. 
Result so far: 118.0
If we subtract 3672 from 3790, we get 118.
Fetch the next digit (5) from the dividend, attach it to 118 and continue: 1185 / 459

Advancing to step 6:
1185 divided by 459 is 2 with a remainder of 267.
The number 2 becomes the next digit in our result. 
Result so far: 1182.0
If we subtract 918 from 1185, we get 267.
Grab the next digit (6) from the dividend, add it to 267, then carry on: 2676 / 459

Going ahead to step 7:
459 goes into 2676 5 times with a remainder of 381.
Put 5 as the next digit of the answer. 
Result so far: 11825.0
Deduct 2295 from 2676 and we're left with 381.
Fetch the next digit (9) from the dividend, attach it to 381 and continue: 3819 / 459

On to step 8:
If we divide 3819 by 459, we get 8 and a remainder of 147.
Use 8 as the next digit of our solution. 
Result so far: 118258.0
If we subtract 3672 from 3819, we get 147.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1470, and continue the process.

Moving on to step 9:
1470 divided by 459 is 3 with a remainder of 93.
Put 3 as the next digit of the answer. 
Result so far: 118258.3
The remainder is 93 after subtracting 1377 from 1470.
Since there are no more digits in the dividend, we add a zero to the remainder making it 930, and continue the process.

Advancing to step 10:
The number 459 fits into 930 2 times, leaving a remainder of 12.
Record the quotient 2 as the next digit in the result. 
Result so far: 118258.32
Subtracting 918 from 930 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 11:
120 divided by 459 is 0 with a remainder of 120.
Write down 0 as next digit of the result. 
Result so far: 118258.32
If we take 0 away from 120, we end up with 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 12:
When dividing 1200 by 459, we get 2 with a remainder of 282.
The next digit of our result is 2. 
Result so far: 118258.3202
If we subtract 918 from 1200, we get 282.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2820, and continue the process.

On to step 13:
When dividing 2820 by 459, we get 6 with a remainder of 66.
The next digit of our result is 6. 
Result so far: 118258.32026
If we subtract 2754 from 2820, we get 66.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Step 14:
When dividing 660 by 459, we get 1 with a remainder of 201.
Write down 1 as next digit of the result. 
Result so far: 118258.320261
Subtracting 459 from 660 leaves us with 201.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2010, and continue the process.

On to step 15:
459 goes into 2010 4 times with a remainder of 174.
The next digit of our result is 4. 
Result so far: 118258.3202614
Subtracting 1836 from 2010 leaves us with 174.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1740, and continue the process.

Let's proceed to step 16:
1740 divided by 459 is 3 with a remainder of 363.
The next digit of our result is 3. 
Result so far: 118258.32026143
If we take 1377 away from 1740, we end up with 363.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3630, and continue the process.

The final outcome is 118258.32026143, with a leftover of 3.63e-07.