837564 divided by 63 
The aim is to understand the frequency of 63 in 837564.

Going ahead to step 1:
8 divided by 63 is 0 with a remainder of 8.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Take the next digit (3) from the dividend and append it to 8, then repeat: 83 / 63

Moving on to step 2:
The number 63 fits into 83 1 times, leaving a remainder of 20.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Subtracting 63 from 83 leaves us with 20.
Bring next digit (7) of the dividend behind the 20 and repeat the process: 207 / 63

On to step 3:
When dividing 207 by 63, we get 3 with a remainder of 18.
The number 3 becomes the next digit in our result. 
Result so far: 13.0
The remainder is 18 after subtracting 189 from 207.
Include the next digit (5) from the dividend after 18, then repeat: 185 / 63

Let's proceed to step 4:
The number 63 fits into 185 2 times, leaving a remainder of 59.
Use 2 as the next digit of our solution. 
Result so far: 132.0
Subtracting 126 from 185 leaves us with 59.
Include the next digit (6) from the dividend after 59, then repeat: 596 / 63

Advancing to step 5:
596 divided by 63 is 9 with a remainder of 29.
Put 9 as the next digit of the answer. 
Result so far: 1329.0
Subtracting 567 from 596 leaves us with 29.
Grab the next digit (4) from the dividend, add it to 29, then carry on: 294 / 63

Advancing to step 6:
63 goes into 294 4 times with a remainder of 42.
The next digit of our result is 4. 
Result so far: 13294.0
Subtract 252 from 294 to get 42.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

Let's proceed to step 7:
420 divided by 63 is 6 with a remainder of 42.
Use 6 as the next digit of our solution. 
Result so far: 13294.6
Deduct 378 from 420 and we're left with 42.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

Moving on to step 8:
63 can be fit into 420 6 times, resulting in a remainder of 42.
Use 6 as the next digit of our solution. 
Result so far: 13294.66
Subtracting 378 from 420 leaves us with 42.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

Our division results in 13294.66 with a remaining 0.042.