198399 ÷ 83 
We want to figure out the number of times 198399 can be divided by 83.

On to step 1:
1 divided by 83 is 0 with a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 1 leaves us with 1.
Include the next digit (9) from the dividend after 1, then repeat: 19 / 83

On to step 2:
83 can be fit into 19 0 times, resulting in a remainder of 19.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 19 and we're left with 19.
Take the next digit (8) from the dividend and append it to 19, then repeat: 198 / 83

Let's proceed to step 3:
83 can be fit into 198 2 times, resulting in a remainder of 32.
Put 2 as the next digit of the answer. 
Result so far: 2.0
Deduct 166 from 198 and we're left with 32.
Append the next digit (3) from the dividend to 32 and continue with: 323 / 83

Step 4:
323 divided by 83 is 3 with a remainder of 74.
The number 3 becomes the next digit in our result. 
Result so far: 23.0
Subtracting 249 from 323 leaves us with 74.
Bring next digit (9) of the dividend behind the 74 and repeat the process: 749 / 83

Moving on to step 5:
The number 83 fits into 749 9 times, leaving a remainder of 2.
The next digit of our result is 9. 
Result so far: 239.0
Subtract 747 from 749 to get 2.
Fetch the next digit (9) from the dividend, attach it to 2 and continue: 29 / 83

On to step 6:
83 goes into 29 0 times with a remainder of 29.
Write down 0 as next digit of the result. 
Result so far: 2390.0
Deduct 0 from 29 and we're left with 29.
Since there are no more digits in the dividend, we add a zero to the remainder making it 290, and continue the process.

Moving on to step 7:
83 goes into 290 3 times with a remainder of 41.
Use 3 as the next digit of our solution. 
Result so far: 2390.3
The remainder is 41 after subtracting 249 from 290.
Since there are no more digits in the dividend, we add a zero to the remainder making it 410, and continue the process.

Step 8:
If we divide 410 by 83, we get 4 and a remainder of 78.
Use 4 as the next digit of our solution. 
Result so far: 2390.34
If we take 332 away from 410, we end up with 78.
Since there are no more digits in the dividend, we add a zero to the remainder making it 780, and continue the process.

On to step 9:
The number 83 fits into 780 9 times, leaving a remainder of 33.
Put 9 as the next digit of the answer. 
Result so far: 2390.349
Subtract 747 from 780 to 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 10:
When dividing 330 by 83, we get 3 with a remainder of 81.
Use 3 as the next digit of our solution. 
Result so far: 2390.3493
If we subtract 249 from 330, we get 81.
Since there are no more digits in the dividend, we add a zero to the remainder making it 810, and continue the process.

Advancing to step 11:
If we divide 810 by 83, we get 9 and a remainder of 63.
The number 9 becomes the next digit in our result. 
Result so far: 2390.34939
If we subtract 747 from 810, we get 63.
Since there are no more digits in the dividend, we add a zero to the remainder making it 630, and continue the process.

Advancing to step 12:
83 goes into 630 7 times with a remainder of 49.
The number 7 becomes the next digit in our result. 
Result so far: 2390.349397
If we take 581 away from 630, we end up with 49.
Since there are no more digits in the dividend, we add a zero to the remainder making it 490, and continue the process.

Step 13:
83 goes into 490 5 times with a remainder of 75.
The number 5 becomes the next digit in our result. 
Result so far: 2390.3493975
Subtract 415 from 490 to get 75.
Since there are no more digits in the dividend, we add a zero to the remainder making it 750, and continue the process.

Moving on to step 14:
83 goes into 750 9 times with a remainder of 3.
Record the quotient 9 as the next digit in the result. 
Result so far: 2390.34939759
If we subtract 747 from 750, we get 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

Our division results in 2390.34939759 with a remaining 3e-09.