18281866 ÷ 439 
Our goal is to divide 18281866 by 439.

Step 1:
The number 439 fits into 1 0 times, leaving a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Take the next digit (8) from the dividend and append it to 1, then repeat: 18 / 439

On to step 2:
When dividing 18 by 439, we get 0 with a remainder of 18.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 18, we get 18.
Bring next digit (2) of the dividend behind the 18 and repeat the process: 182 / 439

Step 3:
439 goes into 182 0 times with a remainder of 182.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 182 and we're left with 182.
Grab the next digit (8) from the dividend, add it to 182, then carry on: 1828 / 439

On to step 4:
1828 divided by 439 is 4 with a remainder of 72.
Use 4 as the next digit of our solution. 
Result so far: 4.0
If we subtract 1756 from 1828, we get 72.
Include the next digit (1) from the dividend after 72, then repeat: 721 / 439

Let's proceed to step 5:
When dividing 721 by 439, we get 1 with a remainder of 282.
Put 1 as the next digit of the answer. 
Result so far: 41.0
If we subtract 439 from 721, we get 282.
Bring next digit (8) of the dividend behind the 282 and repeat the process: 2828 / 439

Let's proceed to step 6:
439 can be fit into 2828 6 times, resulting in a remainder of 194.
The number 6 becomes the next digit in our result. 
Result so far: 416.0
Subtract 2634 from 2828 to get 194.
Grab the next digit (6) from the dividend, add it to 194, then carry on: 1946 / 439

On to step 7:
When dividing 1946 by 439, we get 4 with a remainder of 190.
Write down 4 as next digit of the result. 
Result so far: 4164.0
If we take 1756 away from 1946, we end up with 190.
Include the next digit (6) from the dividend after 190, then repeat: 1906 / 439

Let's proceed to step 8:
439 can be fit into 1906 4 times, resulting in a remainder of 150.
Put 4 as the next digit of the answer. 
Result so far: 41644.0
The remainder is 150 after subtracting 1756 from 1906.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Moving on to step 9:
If we divide 1500 by 439, we get 3 and a remainder of 183.
The next digit of our result is 3. 
Result so far: 41644.3
If we subtract 1317 from 1500, we get 183.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1830, and continue the process.

Step 10:
1830 divided by 439 is 4 with a remainder of 74.
Write down 4 as next digit of the result. 
Result so far: 41644.34
Subtracting 1756 from 1830 leaves us with 74.
Since there are no more digits in the dividend, we add a zero to the remainder making it 740, and continue the process.

Advancing to step 11:
When dividing 740 by 439, we get 1 with a remainder of 301.
The number 1 becomes the next digit in our result. 
Result so far: 41644.341
If we take 439 away from 740, we end up with 301.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3010, and continue the process.

On to step 12:
If we divide 3010 by 439, we get 6 and a remainder of 376.
Use 6 as the next digit of our solution. 
Result so far: 41644.3416
Deduct 2634 from 3010 and we're left with 376.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3760, and continue the process.

Advancing to step 13:
439 can be fit into 3760 8 times, resulting in a remainder of 248.
The next digit of our result is 8. 
Result so far: 41644.34168
The remainder is 248 after subtracting 3512 from 3760.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2480, and continue the process.

Advancing to step 14:
If we divide 2480 by 439, we get 5 and a remainder of 285.
Use 5 as the next digit of our solution. 
Result so far: 41644.341685
Subtract 2195 from 2480 to get 285.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2850, and continue the process.

Going ahead to step 15:
2850 divided by 439 is 6 with a remainder of 216.
Record the quotient 6 as the next digit in the result. 
Result so far: 41644.3416856
If we subtract 2634 from 2850, we get 216.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2160, and continue the process.

Advancing to step 16:
If we divide 2160 by 439, we get 4 and a remainder of 404.
Record the quotient 4 as the next digit in the result. 
Result so far: 41644.34168564
The remainder is 404 after subtracting 1756 from 2160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4040, and continue the process.

The final outcome is 41644.34168564, with a leftover of 4.04e-07.