317863 ÷ 75 
We want to figure out the number of times 317863 can be divided by 75.

Advancing to step 1:
3 divided by 75 is 0 with a remainder of 3.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 3, we get 3.
Take the next digit (1) from the dividend and append it to 3, then repeat: 31 / 75

Step 2:
If we divide 31 by 75, we get 0 and a remainder of 31.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 31 to get 31.
Grab the next digit (7) from the dividend, add it to 31, then carry on: 317 / 75

On to step 3:
75 goes into 317 4 times with a remainder of 17.
Record the quotient 4 as the next digit in the result. 
Result so far: 4.0
If we subtract 300 from 317, we get 17.
Append the next digit (8) from the dividend to 17 and continue with: 178 / 75

Going ahead to step 4:
If we divide 178 by 75, we get 2 and a remainder of 28.
Use 2 as the next digit of our solution. 
Result so far: 42.0
If we take 150 away from 178, we end up with 28.
Fetch the next digit (6) from the dividend, attach it to 28 and continue: 286 / 75

Moving on to step 5:
286 divided by 75 is 3 with a remainder of 61.
Write down 3 as next digit of the result. 
Result so far: 423.0
Subtract 225 from 286 to get 61.
Bring next digit (3) of the dividend behind the 61 and repeat the process: 613 / 75

Step 6:
75 can be fit into 613 8 times, resulting in a remainder of 13.
Write down 8 as next digit of the result. 
Result so far: 4238.0
If we subtract 600 from 613, we get 13.
Since there are no more digits in the dividend, we add a zero to the remainder making it 130, and continue the process.

Going ahead to step 7:
75 goes into 130 1 times with a remainder of 55.
Record the quotient 1 as the next digit in the result. 
Result so far: 4238.1
The remainder is 55 after subtracting 75 from 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 550, and continue the process.

Going ahead to step 8:
550 divided by 75 is 7 with a remainder of 25.
Record the quotient 7 as the next digit in the result. 
Result so far: 4238.17
If we take 525 away from 550, we end up with 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

Step 9:
75 can be fit into 250 3 times, resulting in a remainder of 25.
Write down 3 as next digit of the result. 
Result so far: 4238.173
Subtract 225 from 250 to get 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

Going ahead to step 10:
250 divided by 75 is 3 with a remainder of 25.
Record the quotient 3 as the next digit in the result. 
Result so far: 4238.1733
If we subtract 225 from 250, we get 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

The quotient of the division is 4238.1733, and the remainder is 0.00025.