840521 divided by 24 
Our goal is to divide 840521 by 24.

Going ahead to step 1:
24 goes into 8 0 times with a remainder of 8.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 8, we get 8.
Grab the next digit (4) from the dividend, add it to 8, then carry on: 84 / 24

Let's proceed to step 2:
24 can be fit into 84 3 times, resulting in a remainder of 12.
Put 3 as the next digit of the answer. 
Result so far: 3.0
The remainder is 12 after subtracting 72 from 84.
Take the next digit (0) from the dividend and append it to 12, then repeat: 120 / 24

Advancing to step 3:
If we divide 120 by 24, we get 5 and a remainder of 0.
The next digit of our result is 5. 
Result so far: 35.0
Subtracting 120 from 120 leaves us with 0.
Include the next digit (5) from the dividend after 0, then repeat: 5 / 24

Let's proceed to step 4:
5 divided by 24 is 0 with a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 350.0
Subtract 0 from 5 to get 5.
Grab the next digit (2) from the dividend, add it to 5, then carry on: 52 / 24

Going ahead to step 5:
52 divided by 24 is 2 with a remainder of 4.
Record the quotient 2 as the next digit in the result. 
Result so far: 3502.0
Subtracting 48 from 52 leaves us with 4.
Include the next digit (1) from the dividend after 4, then repeat: 41 / 24

Step 6:
The number 24 fits into 41 1 times, leaving a remainder of 17.
The next digit of our result is 1. 
Result so far: 35021.0
Deduct 24 from 41 and we're left with 17.
Since there are no more digits in the dividend, we add a zero to the remainder making it 170, and continue the process.

Moving on to step 7:
24 goes into 170 7 times with a remainder of 2.
Use 7 as the next digit of our solution. 
Result so far: 35021.7
If we subtract 168 from 170, we 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 8:
When dividing 20 by 24, we get 0 with a remainder of 20.
Write down 0 as next digit of the result. 
Result so far: 35021.7
The remainder is 20 after subtracting 0 from 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Advancing to step 9:
24 can be fit into 200 8 times, resulting in a remainder of 8.
Use 8 as the next digit of our solution. 
Result so far: 35021.708
Deduct 192 from 200 and we're left with 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 10:
When dividing 80 by 24, we get 3 with a remainder of 8.
Write down 3 as next digit of the result. 
Result so far: 35021.7083
Subtract 72 from 80 to 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.

On to step 11:
24 goes into 80 3 times with a remainder of 8.
Write down 3 as next digit of the result. 
Result so far: 35021.70833
The remainder is 8 after subtracting 72 from 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

In conclusion, the division gives 35021.70833 with a balance of 8e-06.