Let's divide 21835811 by 511
Our goal is to divide 21835811 by 511.

Step 1:
If we divide 2 by 511, we get 0 and a remainder of 2.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 2 leaves us with 2.
Include the next digit (1) from the dividend after 2, then repeat: 21 / 511

Advancing to step 2:
511 can be fit into 21 0 times, resulting in a remainder of 21.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 21, we end up with 21.
Take the next digit (8) from the dividend and append it to 21, then repeat: 218 / 511

Step 3:
511 goes into 218 0 times with a remainder of 218.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 218, we get 218.
Fetch the next digit (3) from the dividend, attach it to 218 and continue: 2183 / 511

Let's proceed to step 4:
If we divide 2183 by 511, we get 4 and a remainder of 139.
Write down 4 as next digit of the result. 
Result so far: 4.0
The remainder is 139 after subtracting 2044 from 2183.
Bring next digit (5) of the dividend behind the 139 and repeat the process: 1395 / 511

Let's proceed to step 5:
1395 divided by 511 is 2 with a remainder of 373.
The number 2 becomes the next digit in our result. 
Result so far: 42.0
Subtracting 1022 from 1395 leaves us with 373.
Append the next digit (8) from the dividend to 373 and continue with: 3738 / 511

Moving on to step 6:
511 can be fit into 3738 7 times, resulting in a remainder of 161.
The number 7 becomes the next digit in our result. 
Result so far: 427.0
Deduct 3577 from 3738 and we're left with 161.
Take the next digit (1) from the dividend and append it to 161, then repeat: 1611 / 511

Advancing to step 7:
511 can be fit into 1611 3 times, resulting in a remainder of 78.
Put 3 as the next digit of the answer. 
Result so far: 4273.0
Subtracting 1533 from 1611 leaves us with 78.
Bring next digit (1) of the dividend behind the 78 and repeat the process: 781 / 511

Let's proceed to step 8:
511 goes into 781 1 times with a remainder of 270.
The next digit of our result is 1. 
Result so far: 42731.0
Subtracting 511 from 781 leaves us with 270.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2700, and continue the process.

Advancing to step 9:
When dividing 2700 by 511, we get 5 with a remainder of 145.
Write down 5 as next digit of the result. 
Result so far: 42731.5
Subtracting 2555 from 2700 leaves us with 145.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1450, and continue the process.

Advancing to step 10:
If we divide 1450 by 511, we get 2 and a remainder of 428.
The next digit of our result is 2. 
Result so far: 42731.52
Deduct 1022 from 1450 and we're left with 428.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4280, and continue the process.

Advancing to step 11:
4280 divided by 511 is 8 with a remainder of 192.
Write down 8 as next digit of the result. 
Result so far: 42731.528
The remainder is 192 after subtracting 4088 from 4280.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1920, and continue the process.

Moving on to step 12:
If we divide 1920 by 511, we get 3 and a remainder of 387.
Write down 3 as next digit of the result. 
Result so far: 42731.5283
Subtract 1533 from 1920 to get 387.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3870, and continue the process.

Let's proceed to step 13:
511 can be fit into 3870 7 times, resulting in a remainder of 293.
Record the quotient 7 as the next digit in the result. 
Result so far: 42731.52837
If we take 3577 away from 3870, we end up with 293.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2930, and continue the process.

Step 14:
2930 divided by 511 is 5 with a remainder of 375.
The number 5 becomes the next digit in our result. 
Result so far: 42731.528375
Deduct 2555 from 2930 and we're left with 375.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3750, and continue the process.

On to step 15:
The number 511 fits into 3750 7 times, leaving a remainder of 173.
Put 7 as the next digit of the answer. 
Result so far: 42731.5283757
The remainder is 173 after subtracting 3577 from 3750.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1730, and continue the process.

Step 16:
1730 divided by 511 is 3 with a remainder of 197.
The number 3 becomes the next digit in our result. 
Result so far: 42731.52837573
Subtract 1533 from 1730 to get 197.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1970, and continue the process.

The quotient of the division is 42731.52837573, and the remainder is 1.97e-07.