We look at the division of 554399 by 68 
The aim is to understand the frequency of 68 in 554399.

Moving on to step 1:
5 divided by 68 is 0 with a remainder of 5.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 5 after subtracting 0 from 5.
Append the next digit (5) from the dividend to 5 and continue with: 55 / 68

Step 2:
When dividing 55 by 68, we get 0 with a remainder of 55.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 55 to get 55.
Take the next digit (4) from the dividend and append it to 55, then repeat: 554 / 68

Going ahead to step 3:
68 goes into 554 8 times with a remainder of 10.
Use 8 as the next digit of our solution. 
Result so far: 8.0
If we subtract 544 from 554, we get 10.
Grab the next digit (3) from the dividend, add it to 10, then carry on: 103 / 68

Let's proceed to step 4:
The number 68 fits into 103 1 times, leaving a remainder of 35.
Record the quotient 1 as the next digit in the result. 
Result so far: 81.0
Subtracting 68 from 103 leaves us with 35.
Bring next digit (9) of the dividend behind the 35 and repeat the process: 359 / 68

On to step 5:
359 divided by 68 is 5 with a remainder of 19.
The number 5 becomes the next digit in our result. 
Result so far: 815.0
Subtracting 340 from 359 leaves us with 19.
Grab the next digit (9) from the dividend, add it to 19, then carry on: 199 / 68

Moving on to step 6:
The number 68 fits into 199 2 times, leaving a remainder of 63.
The number 2 becomes the next digit in our result. 
Result so far: 8152.0
Subtract 136 from 199 to get 63.
Since there are no more digits in the dividend, we add a zero to the remainder making it 630, and continue the process.

Let's proceed to step 7:
The number 68 fits into 630 9 times, leaving a remainder of 18.
The number 9 becomes the next digit in our result. 
Result so far: 8152.9
If we take 612 away from 630, we end up with 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

Let's proceed to step 8:
68 goes into 180 2 times with a remainder of 44.
Put 2 as the next digit of the answer. 
Result so far: 8152.92
If we subtract 136 from 180, we get 44.
Since there are no more digits in the dividend, we add a zero to the remainder making it 440, and continue the process.

Moving on to step 9:
68 goes into 440 6 times with a remainder of 32.
Record the quotient 6 as the next digit in the result. 
Result so far: 8152.926
If we take 408 away from 440, we end up with 32.
Since there are no more digits in the dividend, we add a zero to the remainder making it 320, and continue the process.

Going ahead to step 10:
If we divide 320 by 68, we get 4 and a remainder of 48.
Put 4 as the next digit of the answer. 
Result so far: 8152.9264
Subtracting 272 from 320 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.

Step 11:
68 goes into 480 7 times with a remainder of 4.
Put 7 as the next digit of the answer. 
Result so far: 8152.92647
The remainder is 4 after subtracting 476 from 480.
Since there are no more digits in the dividend, we add a zero to the remainder making it 40, and continue the process.

Advancing to step 12:
When dividing 40 by 68, we get 0 with a remainder of 40.
Record the quotient 0 as the next digit in the result. 
Result so far: 8152.92647
If we take 0 away from 40, we end up with 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Step 13:
400 divided by 68 is 5 with a remainder of 60.
The number 5 becomes the next digit in our result. 
Result so far: 8152.9264705
Subtract 340 from 400 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.

On to step 14:
68 can be fit into 600 8 times, resulting in a remainder of 56.
The next digit of our result is 8. 
Result so far: 8152.92647058
Deduct 544 from 600 and we're left with 56.
Since there are no more digits in the dividend, we add a zero to the remainder making it 560, and continue the process.

In conclusion, the division gives 8152.92647058 with a balance of 5.6e-08.