63974573 ÷ 883 
Our goal is to divide 63974573 by 883.

On to step 1:
The number 883 fits into 6 0 times, leaving a remainder of 6.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 6 and we're left with 6.
Append the next digit (3) from the dividend to 6 and continue with: 63 / 883

On to step 2:
883 can be fit into 63 0 times, resulting in a remainder of 63.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 63, we end up with 63.
Include the next digit (9) from the dividend after 63, then repeat: 639 / 883

On to step 3:
When dividing 639 by 883, we get 0 with a remainder of 639.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 639, we end up with 639.
Take the next digit (7) from the dividend and append it to 639, then repeat: 6397 / 883

Moving on to step 4:
The number 883 fits into 6397 7 times, leaving a remainder of 216.
The next digit of our result is 7. 
Result so far: 7.0
Subtract 6181 from 6397 to get 216.
Take the next digit (4) from the dividend and append it to 216, then repeat: 2164 / 883

Advancing to step 5:
883 goes into 2164 2 times with a remainder of 398.
Write down 2 as next digit of the result. 
Result so far: 72.0
Subtracting 1766 from 2164 leaves us with 398.
Take the next digit (5) from the dividend and append it to 398, then repeat: 3985 / 883

Moving on to step 6:
The number 883 fits into 3985 4 times, leaving a remainder of 453.
Use 4 as the next digit of our solution. 
Result so far: 724.0
If we take 3532 away from 3985, we end up with 453.
Fetch the next digit (7) from the dividend, attach it to 453 and continue: 4537 / 883

Advancing to step 7:
883 goes into 4537 5 times with a remainder of 122.
Write down 5 as next digit of the result. 
Result so far: 7245.0
If we subtract 4415 from 4537, we get 122.
Append the next digit (3) from the dividend to 122 and continue with: 1223 / 883

Going ahead to step 8:
When dividing 1223 by 883, we get 1 with a remainder of 340.
The number 1 becomes the next digit in our result. 
Result so far: 72451.0
Subtracting 883 from 1223 leaves us with 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

Moving on to step 9:
When dividing 3400 by 883, we get 3 with a remainder of 751.
Use 3 as the next digit of our solution. 
Result so far: 72451.3
Subtract 2649 from 3400 to get 751.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7510, and continue the process.

Step 10:
When dividing 7510 by 883, we get 8 with a remainder of 446.
Put 8 as the next digit of the answer. 
Result so far: 72451.38
If we subtract 7064 from 7510, we get 446.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4460, and continue the process.

On to step 11:
883 can be fit into 4460 5 times, resulting in a remainder of 45.
The number 5 becomes the next digit in our result. 
Result so far: 72451.385
Deduct 4415 from 4460 and we're left with 45.
Since there are no more digits in the dividend, we add a zero to the remainder making it 450, and continue the process.

Advancing to step 12:
883 can be fit into 450 0 times, resulting in a remainder of 450.
The number 0 becomes the next digit in our result. 
Result so far: 72451.385
If we subtract 0 from 450, we get 450.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4500, and continue the process.

Moving on to step 13:
When dividing 4500 by 883, we get 5 with a remainder of 85.
The number 5 becomes the next digit in our result. 
Result so far: 72451.38505
Subtracting 4415 from 4500 leaves us with 85.
Since there are no more digits in the dividend, we add a zero to the remainder making it 850, and continue the process.

Moving on to step 14:
The number 883 fits into 850 0 times, leaving a remainder of 850.
Record the quotient 0 as the next digit in the result. 
Result so far: 72451.38505
Subtract 0 from 850 to get 850.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8500, and continue the process.

Let's proceed to step 15:
If we divide 8500 by 883, we get 9 and a remainder of 553.
Record the quotient 9 as the next digit in the result. 
Result so far: 72451.3850509
If we subtract 7947 from 8500, we get 553.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5530, and continue the process.

Moving on to step 16:
If we divide 5530 by 883, we get 6 and a remainder of 232.
The number 6 becomes the next digit in our result. 
Result so far: 72451.38505096
If we subtract 5298 from 5530, we get 232.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2320, and continue the process.

The final result is 72451.38505096 with a remainder of 2.32e-07.