90439 divided by 43 
We want to divide 90439 by 43.

Step 1:
43 goes into 9 0 times with a remainder of 9.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 9 to get 9.
Grab the next digit (0) from the dividend, add it to 9, then carry on: 90 / 43

On to step 2:
If we divide 90 by 43, we get 2 and a remainder of 4.
Use 2 as the next digit of our solution. 
Result so far: 2.0
Deduct 86 from 90 and we're left with 4.
Append the next digit (4) from the dividend to 4 and continue with: 44 / 43

Let's proceed to step 3:
43 can be fit into 44 1 times, resulting in a remainder of 1.
The next digit of our result is 1. 
Result so far: 21.0
If we subtract 43 from 44, we get 1.
Fetch the next digit (3) from the dividend, attach it to 1 and continue: 13 / 43

Moving on to step 4:
When dividing 13 by 43, we get 0 with a remainder of 13.
The next digit of our result is 0. 
Result so far: 210.0
Subtracting 0 from 13 leaves us with 13.
Fetch the next digit (9) from the dividend, attach it to 13 and continue: 139 / 43

Going ahead to step 5:
43 goes into 139 3 times with a remainder of 10.
The number 3 becomes the next digit in our result. 
Result so far: 2103.0
If we take 129 away from 139, we end up with 10.
Since there are no more digits in the dividend, we add a zero to the remainder making it 100, and continue the process.

On to step 6:
43 goes into 100 2 times with a remainder of 14.
The next digit of our result is 2. 
Result so far: 2103.2
If we subtract 86 from 100, we get 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Moving on to step 7:
If we divide 140 by 43, we get 3 and a remainder of 11.
Write down 3 as next digit of the result. 
Result so far: 2103.23
Subtract 129 from 140 to get 11.
Since there are no more digits in the dividend, we add a zero to the remainder making it 110, and continue the process.

On to step 8:
If we divide 110 by 43, we get 2 and a remainder of 24.
Write down 2 as next digit of the result. 
Result so far: 2103.232
Subtract 86 from 110 to get 24.
Since there are no more digits in the dividend, we add a zero to the remainder making it 240, and continue the process.

On to step 9:
240 divided by 43 is 5 with a remainder of 25.
Use 5 as the next digit of our solution. 
Result so far: 2103.2325
If we subtract 215 from 240, we get 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

Let's proceed to step 10:
When dividing 250 by 43, we get 5 with a remainder of 35.
Use 5 as the next digit of our solution. 
Result so far: 2103.23255
Subtracting 215 from 250 leaves us with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

In conclusion, the division gives 2103.23255 with a balance of 3.5e-05.