417664 divided by 86 
The aim is to understand the frequency of 86 in 417664.

Step 1:
If we divide 4 by 86, we get 0 and a remainder of 4.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 4 leaves us with 4.
Grab the next digit (1) from the dividend, add it to 4, then carry on: 41 / 86

Advancing to step 2:
The number 86 fits into 41 0 times, leaving a remainder of 41.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 41, we get 41.
Include the next digit (7) from the dividend after 41, then repeat: 417 / 86

Advancing to step 3:
86 can be fit into 417 4 times, resulting in a remainder of 73.
The number 4 becomes the next digit in our result. 
Result so far: 4.0
If we take 344 away from 417, we end up with 73.
Grab the next digit (6) from the dividend, add it to 73, then carry on: 736 / 86

Going ahead to step 4:
86 goes into 736 8 times with a remainder of 48.
Use 8 as the next digit of our solution. 
Result so far: 48.0
Deduct 688 from 736 and we're left with 48.
Bring next digit (6) of the dividend behind the 48 and repeat the process: 486 / 86

Going ahead to step 5:
486 divided by 86 is 5 with a remainder of 56.
The next digit of our result is 5. 
Result so far: 485.0
If we take 430 away from 486, we end up with 56.
Fetch the next digit (4) from the dividend, attach it to 56 and continue: 564 / 86

Going ahead to step 6:
If we divide 564 by 86, we get 6 and a remainder of 48.
Put 6 as the next digit of the answer. 
Result so far: 4856.0
Subtracting 516 from 564 leaves us with 48.
Since there are no more digits in the dividend, we add a zero to the remainder making it 480, and continue the process.

Let's proceed to step 7:
86 can be fit into 480 5 times, resulting in a remainder of 50.
Write down 5 as next digit of the result. 
Result so far: 4856.5
If we subtract 430 from 480, we get 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Step 8:
500 divided by 86 is 5 with a remainder of 70.
Write down 5 as next digit of the result. 
Result so far: 4856.55
If we take 430 away from 500, we end up with 70.
Since there are no more digits in the dividend, we add a zero to the remainder making it 700, and continue the process.

Our division results in 4856.55 with a remaining 0.07.