73793015 ÷ 399 
We're looking to find how many times 399 goes into 73793015.

Going ahead to step 1:
399 goes into 7 0 times with a remainder of 7.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 7 and we're left with 7.
Fetch the next digit (3) from the dividend, attach it to 7 and continue: 73 / 399

On to step 2:
399 can be fit into 73 0 times, resulting in a remainder of 73.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 73 after subtracting 0 from 73.
Include the next digit (7) from the dividend after 73, then repeat: 737 / 399

Moving on to step 3:
399 can be fit into 737 1 times, resulting in a remainder of 338.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we take 399 away from 737, we end up with 338.
Bring next digit (9) of the dividend behind the 338 and repeat the process: 3389 / 399

Step 4:
If we divide 3389 by 399, we get 8 and a remainder of 197.
Put 8 as the next digit of the answer. 
Result so far: 18.0
The remainder is 197 after subtracting 3192 from 3389.
Take the next digit (3) from the dividend and append it to 197, then repeat: 1973 / 399

Going ahead to step 5:
399 can be fit into 1973 4 times, resulting in a remainder of 377.
Use 4 as the next digit of our solution. 
Result so far: 184.0
Subtract 1596 from 1973 to get 377.
Bring next digit (0) of the dividend behind the 377 and repeat the process: 3770 / 399

Advancing to step 6:
If we divide 3770 by 399, we get 9 and a remainder of 179.
The number 9 becomes the next digit in our result. 
Result so far: 1849.0
If we subtract 3591 from 3770, we get 179.
Append the next digit (1) from the dividend to 179 and continue with: 1791 / 399

On to step 7:
When dividing 1791 by 399, we get 4 with a remainder of 195.
Put 4 as the next digit of the answer. 
Result so far: 18494.0
If we subtract 1596 from 1791, we get 195.
Include the next digit (5) from the dividend after 195, then repeat: 1955 / 399

Step 8:
If we divide 1955 by 399, we get 4 and a remainder of 359.
Write down 4 as next digit of the result. 
Result so far: 184944.0
Subtract 1596 from 1955 to get 359.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3590, and continue the process.

Let's proceed to step 9:
3590 divided by 399 is 8 with a remainder of 398.
Record the quotient 8 as the next digit in the result. 
Result so far: 184944.8
If we take 3192 away from 3590, we end up with 398.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3980, and continue the process.

Moving on to step 10:
If we divide 3980 by 399, we get 9 and a remainder of 389.
The next digit of our result is 9. 
Result so far: 184944.89
Subtract 3591 from 3980 to get 389.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3890, and continue the process.

Going ahead to step 11:
If we divide 3890 by 399, we get 9 and a remainder of 299.
The number 9 becomes the next digit in our result. 
Result so far: 184944.899
Subtracting 3591 from 3890 leaves us with 299.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2990, and continue the process.

After the division, we end up with 184944.899 and a remainder of 0.0299.