52260440 ÷ 603 
The aim is to understand the frequency of 603 in 52260440.

Moving on to step 1:
603 goes into 5 0 times with a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 5, we end up with 5.
Fetch the next digit (2) from the dividend, attach it to 5 and continue: 52 / 603

On to step 2:
The number 603 fits into 52 0 times, leaving a remainder of 52.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 52, we end up with 52.
Include the next digit (2) from the dividend after 52, then repeat: 522 / 603

Let's proceed to step 3:
603 goes into 522 0 times with a remainder of 522.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 522, we get 522.
Grab the next digit (6) from the dividend, add it to 522, then carry on: 5226 / 603

Going ahead to step 4:
When dividing 5226 by 603, we get 8 with a remainder of 402.
The next digit of our result is 8. 
Result so far: 8.0
Subtracting 4824 from 5226 leaves us with 402.
Append the next digit (0) from the dividend to 402 and continue with: 4020 / 603

Advancing to step 5:
If we divide 4020 by 603, we get 6 and a remainder of 402.
Put 6 as the next digit of the answer. 
Result so far: 86.0
Subtract 3618 from 4020 to get 402.
Include the next digit (4) from the dividend after 402, then repeat: 4024 / 603

Let's proceed to step 6:
4024 divided by 603 is 6 with a remainder of 406.
Put 6 as the next digit of the answer. 
Result so far: 866.0
Subtract 3618 from 4024 to get 406.
Append the next digit (4) from the dividend to 406 and continue with: 4064 / 603

Step 7:
When dividing 4064 by 603, we get 6 with a remainder of 446.
Record the quotient 6 as the next digit in the result. 
Result so far: 8666.0
Subtracting 3618 from 4064 leaves us with 446.
Fetch the next digit (0) from the dividend, attach it to 446 and continue: 4460 / 603

Step 8:
The number 603 fits into 4460 7 times, leaving a remainder of 239.
The next digit of our result is 7. 
Result so far: 86667.0
Deduct 4221 from 4460 and we're left with 239.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2390, and continue the process.

On to step 9:
603 goes into 2390 3 times with a remainder of 581.
Write down 3 as next digit of the result. 
Result so far: 86667.3
Subtracting 1809 from 2390 leaves us with 581.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5810, and continue the process.

On to step 10:
603 goes into 5810 9 times with a remainder of 383.
Put 9 as the next digit of the answer. 
Result so far: 86667.39
The remainder is 383 after subtracting 5427 from 5810.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3830, and continue the process.

Going ahead to step 11:
603 can be fit into 3830 6 times, resulting in a remainder of 212.
The number 6 becomes the next digit in our result. 
Result so far: 86667.396
Subtract 3618 from 3830 to get 212.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2120, and continue the process.

Moving on to step 12:
2120 divided by 603 is 3 with a remainder of 311.
Record the quotient 3 as the next digit in the result. 
Result so far: 86667.3963
If we take 1809 away from 2120, we end up with 311.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3110, and continue the process.

Let's proceed to step 13:
If we divide 3110 by 603, we get 5 and a remainder of 95.
Put 5 as the next digit of the answer. 
Result so far: 86667.39635
Subtract 3015 from 3110 to get 95.
Since there are no more digits in the dividend, we add a zero to the remainder making it 950, and continue the process.

Moving on to step 14:
The number 603 fits into 950 1 times, leaving a remainder of 347.
The number 1 becomes the next digit in our result. 
Result so far: 86667.396351
If we subtract 603 from 950, we get 347.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3470, and continue the process.

Advancing to step 15:
If we divide 3470 by 603, we get 5 and a remainder of 455.
Write down 5 as next digit of the result. 
Result so far: 86667.3963515
Deduct 3015 from 3470 and we're left with 455.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4550, and continue the process.

Step 16:
603 goes into 4550 7 times with a remainder of 329.
Write down 7 as next digit of the result. 
Result so far: 86667.39635157
Deduct 4221 from 4550 and we're left with 329.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3290, and continue the process.

The final result is 86667.39635157 with a remainder of 3.29e-07.