We divide 80866544 by 551
The aim is to understand the frequency of 551 in 80866544.

Step 1:
If we divide 8 by 551, we get 0 and a remainder of 8.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 8, we end up with 8.
Include the next digit (0) from the dividend after 8, then repeat: 80 / 551

On to step 2:
551 goes into 80 0 times with a remainder of 80.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 80 after subtracting 0 from 80.
Take the next digit (8) from the dividend and append it to 80, then repeat: 808 / 551

Step 3:
808 divided by 551 is 1 with a remainder of 257.
The next digit of our result is 1. 
Result so far: 1.0
Subtracting 551 from 808 leaves us with 257.
Grab the next digit (6) from the dividend, add it to 257, then carry on: 2576 / 551

Moving on to step 4:
551 goes into 2576 4 times with a remainder of 372.
The number 4 becomes the next digit in our result. 
Result so far: 14.0
The remainder is 372 after subtracting 2204 from 2576.
Append the next digit (6) from the dividend to 372 and continue with: 3726 / 551

Advancing to step 5:
If we divide 3726 by 551, we get 6 and a remainder of 420.
Use 6 as the next digit of our solution. 
Result so far: 146.0
If we take 3306 away from 3726, we end up with 420.
Include the next digit (5) from the dividend after 420, then repeat: 4205 / 551

Advancing to step 6:
The number 551 fits into 4205 7 times, leaving a remainder of 348.
The next digit of our result is 7. 
Result so far: 1467.0
Subtracting 3857 from 4205 leaves us with 348.
Take the next digit (4) from the dividend and append it to 348, then repeat: 3484 / 551

Advancing to step 7:
If we divide 3484 by 551, we get 6 and a remainder of 178.
Record the quotient 6 as the next digit in the result. 
Result so far: 14676.0
If we take 3306 away from 3484, we end up with 178.
Grab the next digit (4) from the dividend, add it to 178, then carry on: 1784 / 551

Moving on to step 8:
551 goes into 1784 3 times with a remainder of 131.
Put 3 as the next digit of the answer. 
Result so far: 146763.0
If we subtract 1653 from 1784, we get 131.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1310, and continue the process.

On to step 9:
551 goes into 1310 2 times with a remainder of 208.
Write down 2 as next digit of the result. 
Result so far: 146763.2
If we subtract 1102 from 1310, we get 208.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2080, and continue the process.

Step 10:
2080 divided by 551 is 3 with a remainder of 427.
Write down 3 as next digit of the result. 
Result so far: 146763.23
Deduct 1653 from 2080 and we're left with 427.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4270, and continue the process.

Advancing to step 11:
551 goes into 4270 7 times with a remainder of 413.
The number 7 becomes the next digit in our result. 
Result so far: 146763.237
If we take 3857 away from 4270, we end up with 413.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4130, and continue the process.

On to step 12:
551 goes into 4130 7 times with a remainder of 273.
The next digit of our result is 7. 
Result so far: 146763.2377
Subtract 3857 from 4130 to get 273.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2730, and continue the process.

In conclusion, the division gives 146763.2377 with a balance of 0.00273.