90463919 ÷ 653 
The aim is to understand the frequency of 653 in 90463919.

Advancing to step 1:
653 can be fit into 9 0 times, resulting in a remainder of 9.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 9, we get 9.
Include the next digit (0) from the dividend after 9, then repeat: 90 / 653

Let's proceed to step 2:
653 can be fit into 90 0 times, resulting in a remainder of 90.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 90 to get 90.
Grab the next digit (4) from the dividend, add it to 90, then carry on: 904 / 653

Moving on to step 3:
When dividing 904 by 653, we get 1 with a remainder of 251.
Write down 1 as next digit of the result. 
Result so far: 1.0
If we take 653 away from 904, we end up with 251.
Append the next digit (6) from the dividend to 251 and continue with: 2516 / 653

Let's proceed to step 4:
2516 divided by 653 is 3 with a remainder of 557.
Record the quotient 3 as the next digit in the result. 
Result so far: 13.0
Subtract 1959 from 2516 to get 557.
Take the next digit (3) from the dividend and append it to 557, then repeat: 5573 / 653

Moving on to step 5:
653 goes into 5573 8 times with a remainder of 349.
Write down 8 as next digit of the result. 
Result so far: 138.0
Deduct 5224 from 5573 and we're left with 349.
Take the next digit (9) from the dividend and append it to 349, then repeat: 3499 / 653

Step 6:
The number 653 fits into 3499 5 times, leaving a remainder of 234.
Record the quotient 5 as the next digit in the result. 
Result so far: 1385.0
Deduct 3265 from 3499 and we're left with 234.
Take the next digit (1) from the dividend and append it to 234, then repeat: 2341 / 653

Moving on to step 7:
653 can be fit into 2341 3 times, resulting in a remainder of 382.
Write down 3 as next digit of the result. 
Result so far: 13853.0
Subtract 1959 from 2341 to get 382.
Grab the next digit (9) from the dividend, add it to 382, then carry on: 3829 / 653

Going ahead to step 8:
If we divide 3829 by 653, we get 5 and a remainder of 564.
Put 5 as the next digit of the answer. 
Result so far: 138535.0
Subtracting 3265 from 3829 leaves us with 564.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5640, and continue the process.

Going ahead to step 9:
When dividing 5640 by 653, we get 8 with a remainder of 416.
Use 8 as the next digit of our solution. 
Result so far: 138535.8
If we take 5224 away from 5640, we end up with 416.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4160, and continue the process.

Moving on to step 10:
If we divide 4160 by 653, we get 6 and a remainder of 242.
Use 6 as the next digit of our solution. 
Result so far: 138535.86
If we take 3918 away from 4160, we end up with 242.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2420, and continue the process.

On to step 11:
If we divide 2420 by 653, we get 3 and a remainder of 461.
Write down 3 as next digit of the result. 
Result so far: 138535.863
The remainder is 461 after subtracting 1959 from 2420.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4610, and continue the process.

Advancing to step 12:
653 goes into 4610 7 times with a remainder of 39.
Write down 7 as next digit of the result. 
Result so far: 138535.8637
Subtract 4571 from 4610 to get 39.
Since there are no more digits in the dividend, we add a zero to the remainder making it 390, and continue the process.

Going ahead to step 13:
390 divided by 653 is 0 with a remainder of 390.
The next digit of our result is 0. 
Result so far: 138535.8637
Subtract 0 from 390 to get 390.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3900, and continue the process.

Step 14:
653 goes into 3900 5 times with a remainder of 635.
The number 5 becomes the next digit in our result. 
Result so far: 138535.863705
The remainder is 635 after subtracting 3265 from 3900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6350, and continue the process.

Moving on to step 15:
653 goes into 6350 9 times with a remainder of 473.
Use 9 as the next digit of our solution. 
Result so far: 138535.8637059
If we subtract 5877 from 6350, we get 473.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4730, and continue the process.

Step 16:
653 goes into 4730 7 times with a remainder of 159.
Put 7 as the next digit of the answer. 
Result so far: 138535.86370597
The remainder is 159 after subtracting 4571 from 4730.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1590, and continue the process.

The final result is 138535.86370597 with a remainder of 1.59e-07.