Let's divide 66815249 by 539
Let's see how many times 539 fits into 66815249.

Step 1:
When dividing 6 by 539, we get 0 with a remainder of 6.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 6 leaves us with 6.
Fetch the next digit (6) from the dividend, attach it to 6 and continue: 66 / 539

Moving on to step 2:
539 can be fit into 66 0 times, resulting in a remainder of 66.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 66 after subtracting 0 from 66.
Include the next digit (8) from the dividend after 66, then repeat: 668 / 539

On to step 3:
The number 539 fits into 668 1 times, leaving a remainder of 129.
The next digit of our result is 1. 
Result so far: 1.0
Deduct 539 from 668 and we're left with 129.
Take the next digit (1) from the dividend and append it to 129, then repeat: 1291 / 539

On to step 4:
The number 539 fits into 1291 2 times, leaving a remainder of 213.
Record the quotient 2 as the next digit in the result. 
Result so far: 12.0
If we subtract 1078 from 1291, we get 213.
Include the next digit (5) from the dividend after 213, then repeat: 2135 / 539

Going ahead to step 5:
The number 539 fits into 2135 3 times, leaving a remainder of 518.
Put 3 as the next digit of the answer. 
Result so far: 123.0
If we take 1617 away from 2135, we end up with 518.
Fetch the next digit (2) from the dividend, attach it to 518 and continue: 5182 / 539

Going ahead to step 6:
5182 divided by 539 is 9 with a remainder of 331.
The number 9 becomes the next digit in our result. 
Result so far: 1239.0
Subtract 4851 from 5182 to get 331.
Bring next digit (4) of the dividend behind the 331 and repeat the process: 3314 / 539

Step 7:
539 goes into 3314 6 times with a remainder of 80.
The next digit of our result is 6. 
Result so far: 12396.0
Subtract 3234 from 3314 to get 80.
Fetch the next digit (9) from the dividend, attach it to 80 and continue: 809 / 539

Let's proceed to step 8:
539 goes into 809 1 times with a remainder of 270.
The next digit of our result is 1. 
Result so far: 123961.0
If we subtract 539 from 809, we get 270.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2700, and continue the process.

On to step 9:
539 can be fit into 2700 5 times, resulting in a remainder of 5.
Record the quotient 5 as the next digit in the result. 
Result so far: 123961.5
Deduct 2695 from 2700 and we're left with 5.
Since there are no more digits in the dividend, we add a zero to the remainder making it 50, and continue the process.

Advancing to step 10:
539 can be fit into 50 0 times, resulting in a remainder of 50.
Record the quotient 0 as the next digit in the result. 
Result so far: 123961.5
Deduct 0 from 50 and we're left with 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Going ahead to step 11:
500 divided by 539 is 0 with a remainder of 500.
The number 0 becomes the next digit in our result. 
Result so far: 123961.5
Deduct 0 from 500 and we're left with 500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5000, and continue the process.

Our division results in 123961.5 with a remaining 0.05.