644411 divided by 73 
We want to figure out the number of times 644411 can be divided by 73.

Going ahead to step 1:
If we divide 6 by 73, we get 0 and a remainder of 6.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 6 leaves us with 6.
Append the next digit (4) from the dividend to 6 and continue with: 64 / 73

Step 2:
73 can be fit into 64 0 times, resulting in a remainder of 64.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 64 and we're left with 64.
Take the next digit (4) from the dividend and append it to 64, then repeat: 644 / 73

Step 3:
When dividing 644 by 73, we get 8 with a remainder of 60.
The number 8 becomes the next digit in our result. 
Result so far: 8.0
Deduct 584 from 644 and we're left with 60.
Fetch the next digit (4) from the dividend, attach it to 60 and continue: 604 / 73

Let's proceed to step 4:
604 divided by 73 is 8 with a remainder of 20.
Record the quotient 8 as the next digit in the result. 
Result so far: 88.0
The remainder is 20 after subtracting 584 from 604.
Take the next digit (1) from the dividend and append it to 20, then repeat: 201 / 73

Step 5:
201 divided by 73 is 2 with a remainder of 55.
Use 2 as the next digit of our solution. 
Result so far: 882.0
If we subtract 146 from 201, we get 55.
Include the next digit (1) from the dividend after 55, then repeat: 551 / 73

Moving on to step 6:
73 goes into 551 7 times with a remainder of 40.
The number 7 becomes the next digit in our result. 
Result so far: 8827.0
If we subtract 511 from 551, we get 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Moving on to step 7:
73 can be fit into 400 5 times, resulting in a remainder of 35.
Write down 5 as next digit of the result. 
Result so far: 8827.5
Subtracting 365 from 400 leaves us with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

Let's proceed to step 8:
350 divided by 73 is 4 with a remainder of 58.
Put 4 as the next digit of the answer. 
Result so far: 8827.54
Deduct 292 from 350 and we're left with 58.
Since there are no more digits in the dividend, we add a zero to the remainder making it 580, and continue the process.

Let's proceed to step 9:
When dividing 580 by 73, we get 7 with a remainder of 69.
Write down 7 as next digit of the result. 
Result so far: 8827.547
If we take 511 away from 580, we end up with 69.
Since there are no more digits in the dividend, we add a zero to the remainder making it 690, and continue the process.

Advancing to step 10:
When dividing 690 by 73, we get 9 with a remainder of 33.
Write down 9 as next digit of the result. 
Result so far: 8827.5479
If we subtract 657 from 690, we get 33.
Since there are no more digits in the dividend, we add a zero to the remainder making it 330, and continue the process.

Advancing to step 11:
The number 73 fits into 330 4 times, leaving a remainder of 38.
The next digit of our result is 4. 
Result so far: 8827.54794
The remainder is 38 after subtracting 292 from 330.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Let's proceed to step 12:
If we divide 380 by 73, we get 5 and a remainder of 15.
The next digit of our result is 5. 
Result so far: 8827.547945
If we subtract 365 from 380, we get 15.
Since there are no more digits in the dividend, we add a zero to the remainder making it 150, and continue the process.

Advancing to step 13:
73 can be fit into 150 2 times, resulting in a remainder of 4.
The number 2 becomes the next digit in our result. 
Result so far: 8827.5479452
If we take 146 away from 150, we end up with 4.
Since there are no more digits in the dividend, we add a zero to the remainder making it 40, and continue the process.

Step 14:
40 divided by 73 is 0 with a remainder of 40.
Put 0 as the next digit of the answer. 
Result so far: 8827.5479452
The remainder is 40 after subtracting 0 from 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Our division results in 8827.5479452 with a remaining 4e-08.