We divide 39543441 by 217
The aim is to understand the frequency of 217 in 39543441.

Step 1:
3 divided by 217 is 0 with a remainder of 3.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 3, we end up with 3.
Bring next digit (9) of the dividend behind the 3 and repeat the process: 39 / 217

Going ahead to step 2:
If we divide 39 by 217, we get 0 and a remainder of 39.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 39 leaves us with 39.
Grab the next digit (5) from the dividend, add it to 39, then carry on: 395 / 217

Advancing to step 3:
395 divided by 217 is 1 with a remainder of 178.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
Subtract 217 from 395 to get 178.
Fetch the next digit (4) from the dividend, attach it to 178 and continue: 1784 / 217

On to step 4:
The number 217 fits into 1784 8 times, leaving a remainder of 48.
Use 8 as the next digit of our solution. 
Result so far: 18.0
Subtract 1736 from 1784 to get 48.
Grab the next digit (3) from the dividend, add it to 48, then carry on: 483 / 217

Step 5:
217 can be fit into 483 2 times, resulting in a remainder of 49.
The number 2 becomes the next digit in our result. 
Result so far: 182.0
The remainder is 49 after subtracting 434 from 483.
Fetch the next digit (4) from the dividend, attach it to 49 and continue: 494 / 217

Going ahead to step 6:
217 goes into 494 2 times with a remainder of 60.
The next digit of our result is 2. 
Result so far: 1822.0
If we take 434 away from 494, we end up with 60.
Fetch the next digit (4) from the dividend, attach it to 60 and continue: 604 / 217

Let's proceed to step 7:
217 goes into 604 2 times with a remainder of 170.
Put 2 as the next digit of the answer. 
Result so far: 18222.0
If we take 434 away from 604, we end up with 170.
Fetch the next digit (1) from the dividend, attach it to 170 and continue: 1701 / 217

Going ahead to step 8:
1701 divided by 217 is 7 with a remainder of 182.
Use 7 as the next digit of our solution. 
Result so far: 182227.0
Subtract 1519 from 1701 to get 182.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1820, and continue the process.

Step 9:
The number 217 fits into 1820 8 times, leaving a remainder of 84.
The number 8 becomes the next digit in our result. 
Result so far: 182227.8
Subtracting 1736 from 1820 leaves us with 84.
Since there are no more digits in the dividend, we add a zero to the remainder making it 840, and continue the process.

Step 10:
If we divide 840 by 217, we get 3 and a remainder of 189.
Write down 3 as next digit of the result. 
Result so far: 182227.83
If we take 651 away from 840, we end up with 189.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1890, and continue the process.

On to step 11:
When dividing 1890 by 217, we get 8 with a remainder of 154.
The number 8 becomes the next digit in our result. 
Result so far: 182227.838
Deduct 1736 from 1890 and we're left with 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 12:
217 goes into 1540 7 times with a remainder of 21.
Put 7 as the next digit of the answer. 
Result so far: 182227.8387
If we subtract 1519 from 1540, we get 21.
Since there are no more digits in the dividend, we add a zero to the remainder making it 210, and continue the process.

Advancing to step 13:
217 can be fit into 210 0 times, resulting in a remainder of 210.
Record the quotient 0 as the next digit in the result. 
Result so far: 182227.8387
If we subtract 0 from 210, we get 210.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2100, and continue the process.

Moving on to step 14:
If we divide 2100 by 217, we get 9 and a remainder of 147.
Write down 9 as next digit of the result. 
Result so far: 182227.838709
If we take 1953 away from 2100, we end up with 147.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1470, and continue the process.

On to step 15:
The number 217 fits into 1470 6 times, leaving a remainder of 168.
Put 6 as the next digit of the answer. 
Result so far: 182227.8387096
Subtracting 1302 from 1470 leaves us with 168.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1680, and continue the process.

Going ahead to step 16:
When dividing 1680 by 217, we get 7 with a remainder of 161.
Put 7 as the next digit of the answer. 
Result so far: 182227.83870967
If we take 1519 away from 1680, we end up with 161.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1610, and continue the process.

The final outcome is 182227.83870967, with a leftover of 1.61e-07.