86175805 ÷ 986 
The aim is to understand the frequency of 986 in 86175805.

Step 1:
The number 986 fits into 8 0 times, leaving a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Grab the next digit (6) from the dividend, add it to 8, then carry on: 86 / 986

On to step 2:
86 divided by 986 is 0 with a remainder of 86.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 86 after subtracting 0 from 86.
Bring next digit (1) of the dividend behind the 86 and repeat the process: 861 / 986

Let's proceed to step 3:
861 divided by 986 is 0 with a remainder of 861.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 861 leaves us with 861.
Append the next digit (7) from the dividend to 861 and continue with: 8617 / 986

Advancing to step 4:
If we divide 8617 by 986, we get 8 and a remainder of 729.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
Subtracting 7888 from 8617 leaves us with 729.
Append the next digit (5) from the dividend to 729 and continue with: 7295 / 986

On to step 5:
7295 divided by 986 is 7 with a remainder of 393.
Record the quotient 7 as the next digit in the result. 
Result so far: 87.0
The remainder is 393 after subtracting 6902 from 7295.
Take the next digit (8) from the dividend and append it to 393, then repeat: 3938 / 986

On to step 6:
986 goes into 3938 3 times with a remainder of 980.
Use 3 as the next digit of our solution. 
Result so far: 873.0
If we take 2958 away from 3938, we end up with 980.
Bring next digit (0) of the dividend behind the 980 and repeat the process: 9800 / 986

Step 7:
9800 divided by 986 is 9 with a remainder of 926.
The next digit of our result is 9. 
Result so far: 8739.0
Subtract 8874 from 9800 to get 926.
Include the next digit (5) from the dividend after 926, then repeat: 9265 / 986

Moving on to step 8:
986 goes into 9265 9 times with a remainder of 391.
The next digit of our result is 9. 
Result so far: 87399.0
The remainder is 391 after subtracting 8874 from 9265.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3910, and continue the process.

Going ahead to step 9:
When dividing 3910 by 986, we get 3 with a remainder of 952.
Put 3 as the next digit of the answer. 
Result so far: 87399.3
If we take 2958 away from 3910, we end up with 952.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9520, and continue the process.

Going ahead to step 10:
9520 divided by 986 is 9 with a remainder of 646.
Put 9 as the next digit of the answer. 
Result so far: 87399.39
Deduct 8874 from 9520 and we're left with 646.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6460, and continue the process.

Moving on to step 11:
986 can be fit into 6460 6 times, resulting in a remainder of 544.
The number 6 becomes the next digit in our result. 
Result so far: 87399.396
The remainder is 544 after subtracting 5916 from 6460.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5440, and continue the process.

Moving on to step 12:
The number 986 fits into 5440 5 times, leaving a remainder of 510.
Write down 5 as next digit of the result. 
Result so far: 87399.3965
Subtracting 4930 from 5440 leaves us with 510.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5100, and continue the process.

Going ahead to step 13:
If we divide 5100 by 986, we get 5 and a remainder of 170.
Record the quotient 5 as the next digit in the result. 
Result so far: 87399.39655
The remainder is 170 after subtracting 4930 from 5100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1700, and continue the process.

In conclusion, the division gives 87399.39655 with a balance of 0.00017.