We're dividing 75851479 by 399 
Let's see how many times 399 fits into 75851479.

Moving on to step 1:
When dividing 7 by 399, we get 0 with a remainder of 7.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 7 and we're left with 7.
Include the next digit (5) from the dividend after 7, then repeat: 75 / 399

Moving on to step 2:
75 divided by 399 is 0 with a remainder of 75.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 75 leaves us with 75.
Grab the next digit (8) from the dividend, add it to 75, then carry on: 758 / 399

On to step 3:
The number 399 fits into 758 1 times, leaving a remainder of 359.
Put 1 as the next digit of the answer. 
Result so far: 1.0
If we subtract 399 from 758, we get 359.
Fetch the next digit (5) from the dividend, attach it to 359 and continue: 3595 / 399

Going ahead to step 4:
When dividing 3595 by 399, we get 9 with a remainder of 4.
Write down 9 as next digit of the result. 
Result so far: 19.0
If we take 3591 away from 3595, we end up with 4.
Append the next digit (1) from the dividend to 4 and continue with: 41 / 399

Let's proceed to step 5:
If we divide 41 by 399, we get 0 and a remainder of 41.
Put 0 as the next digit of the answer. 
Result so far: 190.0
Subtract 0 from 41 to get 41.
Bring next digit (4) of the dividend behind the 41 and repeat the process: 414 / 399

On to step 6:
The number 399 fits into 414 1 times, leaving a remainder of 15.
The number 1 becomes the next digit in our result. 
Result so far: 1901.0
The remainder is 15 after subtracting 399 from 414.
Fetch the next digit (7) from the dividend, attach it to 15 and continue: 157 / 399

Going ahead to step 7:
If we divide 157 by 399, we get 0 and a remainder of 157.
Write down 0 as next digit of the result. 
Result so far: 19010.0
If we subtract 0 from 157, we get 157.
Fetch the next digit (9) from the dividend, attach it to 157 and continue: 1579 / 399

Let's proceed to step 8:
When dividing 1579 by 399, we get 3 with a remainder of 382.
Record the quotient 3 as the next digit in the result. 
Result so far: 190103.0
Deduct 1197 from 1579 and we're left with 382.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3820, and continue the process.

On to step 9:
If we divide 3820 by 399, we get 9 and a remainder of 229.
The number 9 becomes the next digit in our result. 
Result so far: 190103.9
Deduct 3591 from 3820 and we're left with 229.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2290, and continue the process.

Moving on to step 10:
If we divide 2290 by 399, we get 5 and a remainder of 295.
Write down 5 as next digit of the result. 
Result so far: 190103.95
If we subtract 1995 from 2290, we get 295.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2950, and continue the process.

Moving on to step 11:
The number 399 fits into 2950 7 times, leaving a remainder of 157.
Use 7 as the next digit of our solution. 
Result so far: 190103.957
Subtracting 2793 from 2950 leaves us with 157.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1570, and continue the process.

Going ahead to step 12:
The number 399 fits into 1570 3 times, leaving a remainder of 373.
The number 3 becomes the next digit in our result. 
Result so far: 190103.9573
Subtract 1197 from 1570 to get 373.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3730, and continue the process.

Step 13:
The number 399 fits into 3730 9 times, leaving a remainder of 139.
Record the quotient 9 as the next digit in the result. 
Result so far: 190103.95739
If we take 3591 away from 3730, we end up with 139.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1390, and continue the process.

On to step 14:
If we divide 1390 by 399, we get 3 and a remainder of 193.
The next digit of our result is 3. 
Result so far: 190103.957393
If we subtract 1197 from 1390, we get 193.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1930, and continue the process.

Advancing to step 15:
399 can be fit into 1930 4 times, resulting in a remainder of 334.
Write down 4 as next digit of the result. 
Result so far: 190103.9573934
The remainder is 334 after subtracting 1596 from 1930.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3340, and continue the process.

Let's proceed to step 16:
3340 divided by 399 is 8 with a remainder of 148.
The next digit of our result is 8. 
Result so far: 190103.95739348
Subtract 3192 from 3340 to get 148.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1480, and continue the process.

In conclusion, the division gives 190103.95739348 with a balance of 1.48e-07.