20003363 ÷ 63 
Let's see how many times 63 fits into 20003363.

Going ahead to step 1:
63 can be fit into 2 0 times, resulting in a remainder of 2.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 2 to get 2.
Fetch the next digit (0) from the dividend, attach it to 2 and continue: 20 / 63

Step 2:
When dividing 20 by 63, we get 0 with a remainder of 20.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 20, we end up with 20.
Include the next digit (0) from the dividend after 20, then repeat: 200 / 63

Let's proceed to step 3:
200 divided by 63 is 3 with a remainder of 11.
The number 3 becomes the next digit in our result. 
Result so far: 3.0
If we subtract 189 from 200, we get 11.
Append the next digit (0) from the dividend to 11 and continue with: 110 / 63

Advancing to step 4:
The number 63 fits into 110 1 times, leaving a remainder of 47.
Use 1 as the next digit of our solution. 
Result so far: 31.0
Subtracting 63 from 110 leaves us with 47.
Include the next digit (3) from the dividend after 47, then repeat: 473 / 63

Let's proceed to step 5:
If we divide 473 by 63, we get 7 and a remainder of 32.
Use 7 as the next digit of our solution. 
Result so far: 317.0
If we subtract 441 from 473, we get 32.
Grab the next digit (3) from the dividend, add it to 32, then carry on: 323 / 63

Moving on to step 6:
323 divided by 63 is 5 with a remainder of 8.
Put 5 as the next digit of the answer. 
Result so far: 3175.0
The remainder is 8 after subtracting 315 from 323.
Include the next digit (6) from the dividend after 8, then repeat: 86 / 63

Going ahead to step 7:
If we divide 86 by 63, we get 1 and a remainder of 23.
The next digit of our result is 1. 
Result so far: 31751.0
If we subtract 63 from 86, we get 23.
Take the next digit (3) from the dividend and append it to 23, then repeat: 233 / 63

Going ahead to step 8:
63 can be fit into 233 3 times, resulting in a remainder of 44.
Put 3 as the next digit of the answer. 
Result so far: 317513.0
Subtract 189 from 233 to get 44.
Since there are no more digits in the dividend, we add a zero to the remainder making it 440, and continue the process.

On to step 9:
When dividing 440 by 63, we get 6 with a remainder of 62.
Put 6 as the next digit of the answer. 
Result so far: 317513.6
Subtracting 378 from 440 leaves us with 62.
Since there are no more digits in the dividend, we add a zero to the remainder making it 620, and continue the process.

Going ahead to step 10:
620 divided by 63 is 9 with a remainder of 53.
Write down 9 as next digit of the result. 
Result so far: 317513.69
Subtract 567 from 620 to get 53.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

Step 11:
63 can be fit into 530 8 times, resulting in a remainder of 26.
Put 8 as the next digit of the answer. 
Result so far: 317513.698
Subtract 504 from 530 to get 26.
Since there are no more digits in the dividend, we add a zero to the remainder making it 260, and continue the process.

Let's proceed to step 12:
63 can be fit into 260 4 times, resulting in a remainder of 8.
Record the quotient 4 as the next digit in the result. 
Result so far: 317513.6984
Subtract 252 from 260 to get 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

Moving on to step 13:
When dividing 80 by 63, we get 1 with a remainder of 17.
Write down 1 as next digit of the result. 
Result so far: 317513.69841
Deduct 63 from 80 and we're left with 17.
Since there are no more digits in the dividend, we add a zero to the remainder making it 170, and continue the process.

Moving on to step 14:
63 goes into 170 2 times with a remainder of 44.
The next digit of our result is 2. 
Result so far: 317513.698412
If we subtract 126 from 170, we get 44.
Since there are no more digits in the dividend, we add a zero to the remainder making it 440, and continue the process.

Moving on to step 15:
63 can be fit into 440 6 times, resulting in a remainder of 62.
Put 6 as the next digit of the answer. 
Result so far: 317513.6984126
If we take 378 away from 440, we end up with 62.
Since there are no more digits in the dividend, we add a zero to the remainder making it 620, and continue the process.

On to step 16:
63 goes into 620 9 times with a remainder of 53.
Use 9 as the next digit of our solution. 
Result so far: 317513.69841269
Subtract 567 from 620 to get 53.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

The quotient of the division is 317513.69841269, and the remainder is 5.3e-08.