We divide 439350 by 86
We're looking to find how many times 86 goes into 439350.

Going ahead to step 1:
86 goes into 4 0 times with a remainder of 4.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 4 to get 4.
Fetch the next digit (3) from the dividend, attach it to 4 and continue: 43 / 86

Advancing to step 2:
86 can be fit into 43 0 times, resulting in a remainder of 43.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 43, we end up with 43.
Fetch the next digit (9) from the dividend, attach it to 43 and continue: 439 / 86

Advancing to step 3:
When dividing 439 by 86, we get 5 with a remainder of 9.
Put 5 as the next digit of the answer. 
Result so far: 5.0
Subtracting 430 from 439 leaves us with 9.
Include the next digit (3) from the dividend after 9, then repeat: 93 / 86

On to step 4:
If we divide 93 by 86, we get 1 and a remainder of 7.
Use 1 as the next digit of our solution. 
Result so far: 51.0
Subtract 86 from 93 to get 7.
Append the next digit (5) from the dividend to 7 and continue with: 75 / 86

Going ahead to step 5:
If we divide 75 by 86, we get 0 and a remainder of 75.
The next digit of our result is 0. 
Result so far: 510.0
Subtract 0 from 75 to get 75.
Bring next digit (0) of the dividend behind the 75 and repeat the process: 750 / 86

On to step 6:
When dividing 750 by 86, we get 8 with a remainder of 62.
Put 8 as the next digit of the answer. 
Result so far: 5108.0
Subtract 688 from 750 to get 62.
Since there are no more digits in the dividend, we add a zero to the remainder making it 620, and continue the process.

Moving on to step 7:
When dividing 620 by 86, we get 7 with a remainder of 18.
The number 7 becomes the next digit in our result. 
Result so far: 5108.7
If we subtract 602 from 620, we get 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

Let's proceed to step 8:
180 divided by 86 is 2 with a remainder of 8.
Put 2 as the next digit of the answer. 
Result so far: 5108.72
If we subtract 172 from 180, we 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.

Advancing to step 9:
86 goes into 80 0 times with a remainder of 80.
The next digit of our result is 0. 
Result so far: 5108.72
Subtract 0 from 80 to get 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 800, and continue the process.

Step 10:
When dividing 800 by 86, we get 9 with a remainder of 26.
The number 9 becomes the next digit in our result. 
Result so far: 5108.7209
The remainder is 26 after subtracting 774 from 800.
Since there are no more digits in the dividend, we add a zero to the remainder making it 260, and continue the process.

Moving on to step 11:
86 goes into 260 3 times with a remainder of 2.
The number 3 becomes the next digit in our result. 
Result so far: 5108.72093
Subtract 258 from 260 to get 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

Going ahead to step 12:
86 goes into 20 0 times with a remainder of 20.
The number 0 becomes the next digit in our result. 
Result so far: 5108.72093
Deduct 0 from 20 and we're left with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

On to step 13:
If we divide 200 by 86, we get 2 and a remainder of 28.
The next digit of our result is 2. 
Result so far: 5108.7209302
Subtracting 172 from 200 leaves us with 28.
Since there are no more digits in the dividend, we add a zero to the remainder making it 280, and continue the process.

Let's proceed to step 14:
When dividing 280 by 86, we get 3 with a remainder of 22.
Write down 3 as next digit of the result. 
Result so far: 5108.72093023
Subtracting 258 from 280 leaves us with 22.
Since there are no more digits in the dividend, we add a zero to the remainder making it 220, and continue the process.

The final outcome is 5108.72093023, with a leftover of 2.2e-08.