Let's divide 19664310 by 870
The aim is to understand the frequency of 870 in 19664310.

Let's proceed to step 1:
If we divide 1 by 870, we get 0 and a remainder of 1.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 1 to get 1.
Bring next digit (9) of the dividend behind the 1 and repeat the process: 19 / 870

On to step 2:
870 goes into 19 0 times with a remainder of 19.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 19 leaves us with 19.
Fetch the next digit (6) from the dividend, attach it to 19 and continue: 196 / 870

Going ahead to step 3:
The number 870 fits into 196 0 times, leaving a remainder of 196.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 196, we end up with 196.
Append the next digit (6) from the dividend to 196 and continue with: 1966 / 870

On to step 4:
1966 divided by 870 is 2 with a remainder of 226.
Put 2 as the next digit of the answer. 
Result so far: 2.0
The remainder is 226 after subtracting 1740 from 1966.
Fetch the next digit (4) from the dividend, attach it to 226 and continue: 2264 / 870

Step 5:
When dividing 2264 by 870, we get 2 with a remainder of 524.
Record the quotient 2 as the next digit in the result. 
Result so far: 22.0
Subtracting 1740 from 2264 leaves us with 524.
Include the next digit (3) from the dividend after 524, then repeat: 5243 / 870

Going ahead to step 6:
If we divide 5243 by 870, we get 6 and a remainder of 23.
The number 6 becomes the next digit in our result. 
Result so far: 226.0
If we take 5220 away from 5243, we end up with 23.
Append the next digit (1) from the dividend to 23 and continue with: 231 / 870

On to step 7:
870 goes into 231 0 times with a remainder of 231.
Use 0 as the next digit of our solution. 
Result so far: 2260.0
Subtracting 0 from 231 leaves us with 231.
Grab the next digit (0) from the dividend, add it to 231, then carry on: 2310 / 870

Advancing to step 8:
If we divide 2310 by 870, we get 2 and a remainder of 570.
Record the quotient 2 as the next digit in the result. 
Result so far: 22602.0
If we subtract 1740 from 2310, we get 570.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5700, and continue the process.

Going ahead to step 9:
5700 divided by 870 is 6 with a remainder of 480.
The number 6 becomes the next digit in our result. 
Result so far: 22602.6
Deduct 5220 from 5700 and we're left with 480.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4800, and continue the process.

Moving on to step 10:
870 can be fit into 4800 5 times, resulting in a remainder of 450.
The number 5 becomes the next digit in our result. 
Result so far: 22602.65
Deduct 4350 from 4800 and we're left with 450.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4500, and continue the process.

Let's proceed to step 11:
If we divide 4500 by 870, we get 5 and a remainder of 150.
The next digit of our result is 5. 
Result so far: 22602.655
Deduct 4350 from 4500 and we're left with 150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Our division results in 22602.655 with a remaining 0.015.