99541351 ÷ 171 
The aim is to understand the frequency of 171 in 99541351.

Going ahead to step 1:
The number 171 fits into 9 0 times, leaving a remainder of 9.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 9 to get 9.
Append the next digit (9) from the dividend to 9 and continue with: 99 / 171

On to step 2:
The number 171 fits into 99 0 times, leaving a remainder of 99.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 99, we end up with 99.
Grab the next digit (5) from the dividend, add it to 99, then carry on: 995 / 171

Let's proceed to step 3:
171 can be fit into 995 5 times, resulting in a remainder of 140.
Put 5 as the next digit of the answer. 
Result so far: 5.0
Subtract 855 from 995 to get 140.
Grab the next digit (4) from the dividend, add it to 140, then carry on: 1404 / 171

Going ahead to step 4:
If we divide 1404 by 171, we get 8 and a remainder of 36.
Use 8 as the next digit of our solution. 
Result so far: 58.0
The remainder is 36 after subtracting 1368 from 1404.
Include the next digit (1) from the dividend after 36, then repeat: 361 / 171

Step 5:
If we divide 361 by 171, we get 2 and a remainder of 19.
Use 2 as the next digit of our solution. 
Result so far: 582.0
Subtracting 342 from 361 leaves us with 19.
Bring next digit (3) of the dividend behind the 19 and repeat the process: 193 / 171

On to step 6:
171 can be fit into 193 1 times, resulting in a remainder of 22.
Write down 1 as next digit of the result. 
Result so far: 5821.0
The remainder is 22 after subtracting 171 from 193.
Take the next digit (5) from the dividend and append it to 22, then repeat: 225 / 171

Let's proceed to step 7:
If we divide 225 by 171, we get 1 and a remainder of 54.
The next digit of our result is 1. 
Result so far: 58211.0
The remainder is 54 after subtracting 171 from 225.
Fetch the next digit (1) from the dividend, attach it to 54 and continue: 541 / 171

Going ahead to step 8:
The number 171 fits into 541 3 times, leaving a remainder of 28.
Record the quotient 3 as the next digit in the result. 
Result so far: 582113.0
If we take 513 away from 541, we end up with 28.
Since there are no more digits in the dividend, we add a zero to the remainder making it 280, and continue the process.

Going ahead to step 9:
171 can be fit into 280 1 times, resulting in a remainder of 109.
Write down 1 as next digit of the result. 
Result so far: 582113.1
If we subtract 171 from 280, we get 109.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1090, and continue the process.

Going ahead to step 10:
If we divide 1090 by 171, we get 6 and a remainder of 64.
The next digit of our result is 6. 
Result so far: 582113.16
Subtract 1026 from 1090 to get 64.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

Going ahead to step 11:
640 divided by 171 is 3 with a remainder of 127.
Use 3 as the next digit of our solution. 
Result so far: 582113.163
If we subtract 513 from 640, we get 127.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1270, and continue the process.

Moving on to step 12:
171 goes into 1270 7 times with a remainder of 73.
Record the quotient 7 as the next digit in the result. 
Result so far: 582113.1637
Deduct 1197 from 1270 and we're left with 73.
Since there are no more digits in the dividend, we add a zero to the remainder making it 730, and continue the process.

Advancing to step 13:
171 can be fit into 730 4 times, resulting in a remainder of 46.
Record the quotient 4 as the next digit in the result. 
Result so far: 582113.16374
If we take 684 away from 730, we end up with 46.
Since there are no more digits in the dividend, we add a zero to the remainder making it 460, and continue the process.

Advancing to step 14:
If we divide 460 by 171, we get 2 and a remainder of 118.
Use 2 as the next digit of our solution. 
Result so far: 582113.163742
The remainder is 118 after subtracting 342 from 460.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1180, and continue the process.

Advancing to step 15:
When dividing 1180 by 171, we get 6 with a remainder of 154.
Put 6 as the next digit of the answer. 
Result so far: 582113.1637426
Subtract 1026 from 1180 to get 154.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1540, and continue the process.

Going ahead to step 16:
If we divide 1540 by 171, we get 9 and a remainder of 1.
Record the quotient 9 as the next digit in the result. 
Result so far: 582113.16374269
If we take 1539 away from 1540, we end up with 1.
Since there are no more digits in the dividend, we add a zero to the remainder making it 10, and continue the process.

The final result is 582113.16374269 with a remainder of 1e-09.