43925821 divided by 558 
Let's see how many times 558 fits into 43925821.

Advancing to step 1:
558 can be fit into 4 0 times, resulting in a remainder of 4.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 4, we end up with 4.
Include the next digit (3) from the dividend after 4, then repeat: 43 / 558

Step 2:
558 goes into 43 0 times with a remainder of 43.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 43 and we're left with 43.
Bring next digit (9) of the dividend behind the 43 and repeat the process: 439 / 558

Step 3:
558 can be fit into 439 0 times, resulting in a remainder of 439.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 439 and we're left with 439.
Take the next digit (2) from the dividend and append it to 439, then repeat: 4392 / 558

Let's proceed to step 4:
If we divide 4392 by 558, we get 7 and a remainder of 486.
The next digit of our result is 7. 
Result so far: 7.0
Deduct 3906 from 4392 and we're left with 486.
Append the next digit (5) from the dividend to 486 and continue with: 4865 / 558

Moving on to step 5:
When dividing 4865 by 558, we get 8 with a remainder of 401.
Put 8 as the next digit of the answer. 
Result so far: 78.0
If we take 4464 away from 4865, we end up with 401.
Take the next digit (8) from the dividend and append it to 401, then repeat: 4018 / 558

Advancing to step 6:
When dividing 4018 by 558, we get 7 with a remainder of 112.
Put 7 as the next digit of the answer. 
Result so far: 787.0
If we subtract 3906 from 4018, we get 112.
Take the next digit (2) from the dividend and append it to 112, then repeat: 1122 / 558

Let's proceed to step 7:
If we divide 1122 by 558, we get 2 and a remainder of 6.
Use 2 as the next digit of our solution. 
Result so far: 7872.0
The remainder is 6 after subtracting 1116 from 1122.
Fetch the next digit (1) from the dividend, attach it to 6 and continue: 61 / 558

On to step 8:
The number 558 fits into 61 0 times, leaving a remainder of 61.
The next digit of our result is 0. 
Result so far: 78720.0
Deduct 0 from 61 and we're left with 61.
Since there are no more digits in the dividend, we add a zero to the remainder making it 610, and continue the process.

Step 9:
If we divide 610 by 558, we get 1 and a remainder of 52.
Use 1 as the next digit of our solution. 
Result so far: 78720.1
If we subtract 558 from 610, we get 52.
Since there are no more digits in the dividend, we add a zero to the remainder making it 520, and continue the process.

On to step 10:
The number 558 fits into 520 0 times, leaving a remainder of 520.
Put 0 as the next digit of the answer. 
Result so far: 78720.1
Subtract 0 from 520 to get 520.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5200, and continue the process.

Moving on to step 11:
558 can be fit into 5200 9 times, resulting in a remainder of 178.
Use 9 as the next digit of our solution. 
Result so far: 78720.109
If we subtract 5022 from 5200, we get 178.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1780, and continue the process.

Advancing to step 12:
1780 divided by 558 is 3 with a remainder of 106.
Write down 3 as next digit of the result. 
Result so far: 78720.1093
Subtracting 1674 from 1780 leaves us with 106.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1060, and continue the process.

Going ahead to step 13:
558 can be fit into 1060 1 times, resulting in a remainder of 502.
Write down 1 as next digit of the result. 
Result so far: 78720.10931
Deduct 558 from 1060 and we're left with 502.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5020, and continue the process.

Advancing to step 14:
The number 558 fits into 5020 8 times, leaving a remainder of 556.
The number 8 becomes the next digit in our result. 
Result so far: 78720.109318
Subtracting 4464 from 5020 leaves us with 556.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5560, and continue the process.

Going ahead to step 15:
5560 divided by 558 is 9 with a remainder of 538.
Record the quotient 9 as the next digit in the result. 
Result so far: 78720.1093189
If we subtract 5022 from 5560, we get 538.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5380, and continue the process.

Advancing to step 16:
558 can be fit into 5380 9 times, resulting in a remainder of 358.
Record the quotient 9 as the next digit in the result. 
Result so far: 78720.10931899
Subtracting 5022 from 5380 leaves us with 358.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3580, and continue the process.

The final outcome is 78720.10931899, with a leftover of 3.58e-07.