54561219 ÷ 630 
The aim is to understand the frequency of 630 in 54561219.

On to step 1:
630 can be fit into 5 0 times, resulting in a remainder of 5.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 5, we end up with 5.
Grab the next digit (4) from the dividend, add it to 5, then carry on: 54 / 630

Step 2:
54 divided by 630 is 0 with a remainder of 54.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 54 after subtracting 0 from 54.
Bring next digit (5) of the dividend behind the 54 and repeat the process: 545 / 630

Advancing to step 3:
630 goes into 545 0 times with a remainder of 545.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 545 leaves us with 545.
Take the next digit (6) from the dividend and append it to 545, then repeat: 5456 / 630

Advancing to step 4:
630 goes into 5456 8 times with a remainder of 416.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
If we subtract 5040 from 5456, we get 416.
Grab the next digit (1) from the dividend, add it to 416, then carry on: 4161 / 630

Step 5:
If we divide 4161 by 630, we get 6 and a remainder of 381.
Use 6 as the next digit of our solution. 
Result so far: 86.0
The remainder is 381 after subtracting 3780 from 4161.
Fetch the next digit (2) from the dividend, attach it to 381 and continue: 3812 / 630

Step 6:
The number 630 fits into 3812 6 times, leaving a remainder of 32.
The number 6 becomes the next digit in our result. 
Result so far: 866.0
Subtracting 3780 from 3812 leaves us with 32.
Fetch the next digit (1) from the dividend, attach it to 32 and continue: 321 / 630

Step 7:
The number 630 fits into 321 0 times, leaving a remainder of 321.
The number 0 becomes the next digit in our result. 
Result so far: 8660.0
Subtracting 0 from 321 leaves us with 321.
Grab the next digit (9) from the dividend, add it to 321, then carry on: 3219 / 630

Going ahead to step 8:
If we divide 3219 by 630, we get 5 and a remainder of 69.
The number 5 becomes the next digit in our result. 
Result so far: 86605.0
If we subtract 3150 from 3219, we get 69.
Since there are no more digits in the dividend, we add a zero to the remainder making it 690, and continue the process.

Step 9:
630 goes into 690 1 times with a remainder of 60.
Put 1 as the next digit of the answer. 
Result so far: 86605.1
Subtracting 630 from 690 leaves us with 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Moving on to step 10:
630 can be fit into 600 0 times, resulting in a remainder of 600.
Record the quotient 0 as the next digit in the result. 
Result so far: 86605.1
Subtract 0 from 600 to get 600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6000, and continue the process.

Going ahead to step 11:
630 can be fit into 6000 9 times, resulting in a remainder of 330.
Record the quotient 9 as the next digit in the result. 
Result so far: 86605.109
If we subtract 5670 from 6000, we get 330.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3300, and continue the process.

Step 12:
630 can be fit into 3300 5 times, resulting in a remainder of 150.
Write down 5 as next digit of the result. 
Result so far: 86605.1095
If we take 3150 away from 3300, we end up 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.

Step 13:
The number 630 fits into 1500 2 times, leaving a remainder of 240.
Write down 2 as next digit of the result. 
Result so far: 86605.10952
Subtract 1260 from 1500 to get 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Moving on to step 14:
2400 divided by 630 is 3 with a remainder of 510.
Put 3 as the next digit of the answer. 
Result so far: 86605.109523
The remainder is 510 after subtracting 1890 from 2400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5100, and continue the process.

Going ahead to step 15:
630 can be fit into 5100 8 times, resulting in a remainder of 60.
Put 8 as the next digit of the answer. 
Result so far: 86605.1095238
If we take 5040 away from 5100, we end up with 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Going ahead to step 16:
630 goes into 600 0 times with a remainder of 600.
Record the quotient 0 as the next digit in the result. 
Result so far: 86605.1095238
The remainder is 600 after subtracting 0 from 600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6000, and continue the process.

The final outcome is 86605.1095238, with a leftover of 6e-07.