25843748 divided by 835 
The aim is to understand the frequency of 835 in 25843748.

Advancing to step 1:
835 goes into 2 0 times with a remainder of 2.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 2, we get 2.
Bring next digit (5) of the dividend behind the 2 and repeat the process: 25 / 835

Going ahead to step 2:
The number 835 fits into 25 0 times, leaving a remainder of 25.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 25 leaves us with 25.
Fetch the next digit (8) from the dividend, attach it to 25 and continue: 258 / 835

On to step 3:
If we divide 258 by 835, we get 0 and a remainder of 258.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 258, we end up with 258.
Bring next digit (4) of the dividend behind the 258 and repeat the process: 2584 / 835

Let's proceed to step 4:
835 can be fit into 2584 3 times, resulting in a remainder of 79.
Put 3 as the next digit of the answer. 
Result so far: 3.0
Subtracting 2505 from 2584 leaves us with 79.
Bring next digit (3) of the dividend behind the 79 and repeat the process: 793 / 835

On to step 5:
835 goes into 793 0 times with a remainder of 793.
Use 0 as the next digit of our solution. 
Result so far: 30.0
If we subtract 0 from 793, we get 793.
Bring next digit (7) of the dividend behind the 793 and repeat the process: 7937 / 835

Going ahead to step 6:
835 can be fit into 7937 9 times, resulting in a remainder of 422.
The number 9 becomes the next digit in our result. 
Result so far: 309.0
If we take 7515 away from 7937, we end up with 422.
Fetch the next digit (4) from the dividend, attach it to 422 and continue: 4224 / 835

Step 7:
The number 835 fits into 4224 5 times, leaving a remainder of 49.
Record the quotient 5 as the next digit in the result. 
Result so far: 3095.0
Deduct 4175 from 4224 and we're left with 49.
Grab the next digit (8) from the dividend, add it to 49, then carry on: 498 / 835

On to step 8:
498 divided by 835 is 0 with a remainder of 498.
Record the quotient 0 as the next digit in the result. 
Result so far: 30950.0
The remainder is 498 after subtracting 0 from 498.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4980, and continue the process.

Advancing to step 9:
835 goes into 4980 5 times with a remainder of 805.
The next digit of our result is 5. 
Result so far: 30950.5
Subtract 4175 from 4980 to get 805.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8050, and continue the process.

Step 10:
835 can be fit into 8050 9 times, resulting in a remainder of 535.
Put 9 as the next digit of the answer. 
Result so far: 30950.59
Subtract 7515 from 8050 to get 535.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5350, and continue the process.

Moving on to step 11:
5350 divided by 835 is 6 with a remainder of 340.
The next digit of our result is 6. 
Result so far: 30950.596
If we take 5010 away from 5350, we end up with 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

Going ahead to step 12:
835 can be fit into 3400 4 times, resulting in a remainder of 60.
Record the quotient 4 as the next digit in the result. 
Result so far: 30950.5964
Subtract 3340 from 3400 to get 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Advancing to step 13:
When dividing 600 by 835, we get 0 with a remainder of 600.
The next digit of our result is 0. 
Result so far: 30950.5964
If we take 0 away from 600, we end up with 600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6000, and continue the process.

Advancing to step 14:
When dividing 6000 by 835, we get 7 with a remainder of 155.
The next digit of our result is 7. 
Result so far: 30950.596407
If we subtract 5845 from 6000, we get 155.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1550, and continue the process.

On to step 15:
The number 835 fits into 1550 1 times, leaving a remainder of 715.
The next digit of our result is 1. 
Result so far: 30950.5964071
Subtract 835 from 1550 to get 715.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7150, and continue the process.

Going ahead to step 16:
835 goes into 7150 8 times with a remainder of 470.
Write down 8 as next digit of the result. 
Result so far: 30950.59640718
Subtracting 6680 from 7150 leaves us with 470.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4700, and continue the process.

The final result is 30950.59640718 with a remainder of 4.7e-07.