We're dividing 86161711 by 83 
We want to divide 86161711 by 83.

Going ahead to step 1:
The number 83 fits into 8 0 times, leaving a remainder of 8.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 8 and we're left with 8.
Grab the next digit (6) from the dividend, add it to 8, then carry on: 86 / 83

Let's proceed to step 2:
The number 83 fits into 86 1 times, leaving a remainder of 3.
Put 1 as the next digit of the answer. 
Result so far: 1.0
The remainder is 3 after subtracting 83 from 86.
Grab the next digit (1) from the dividend, add it to 3, then carry on: 31 / 83

Advancing to step 3:
The number 83 fits into 31 0 times, leaving a remainder of 31.
Use 0 as the next digit of our solution. 
Result so far: 10.0
The remainder is 31 after subtracting 0 from 31.
Include the next digit (6) from the dividend after 31, then repeat: 316 / 83

Step 4:
The number 83 fits into 316 3 times, leaving a remainder of 67.
Record the quotient 3 as the next digit in the result. 
Result so far: 103.0
Subtract 249 from 316 to get 67.
Take the next digit (1) from the dividend and append it to 67, then repeat: 671 / 83

Moving on to step 5:
If we divide 671 by 83, we get 8 and a remainder of 7.
The number 8 becomes the next digit in our result. 
Result so far: 1038.0
If we take 664 away from 671, we end up with 7.
Append the next digit (7) from the dividend to 7 and continue with: 77 / 83

Let's proceed to step 6:
When dividing 77 by 83, we get 0 with a remainder of 77.
Use 0 as the next digit of our solution. 
Result so far: 10380.0
The remainder is 77 after subtracting 0 from 77.
Grab the next digit (1) from the dividend, add it to 77, then carry on: 771 / 83

Advancing to step 7:
83 goes into 771 9 times with a remainder of 24.
The next digit of our result is 9. 
Result so far: 103809.0
If we take 747 away from 771, we end up with 24.
Take the next digit (1) from the dividend and append it to 24, then repeat: 241 / 83

Moving on to step 8:
83 can be fit into 241 2 times, resulting in a remainder of 75.
Use 2 as the next digit of our solution. 
Result so far: 1038092.0
Subtracting 166 from 241 leaves us with 75.
Since there are no more digits in the dividend, we add a zero to the remainder making it 750, and continue the process.

Step 9:
When dividing 750 by 83, we get 9 with a remainder of 3.
Put 9 as the next digit of the answer. 
Result so far: 1038092.9
If we take 747 away from 750, we end up with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

Advancing to step 10:
30 divided by 83 is 0 with a remainder of 30.
Record the quotient 0 as the next digit in the result. 
Result so far: 1038092.9
If we take 0 away from 30, we end up with 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

On to step 11:
83 can be fit into 300 3 times, resulting in a remainder of 51.
Use 3 as the next digit of our solution. 
Result so far: 1038092.903
Subtract 249 from 300 to get 51.
Since there are no more digits in the dividend, we add a zero to the remainder making it 510, and continue the process.

On to step 12:
510 divided by 83 is 6 with a remainder of 12.
Write down 6 as next digit of the result. 
Result so far: 1038092.9036
If we take 498 away from 510, we end up with 12.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

Step 13:
120 divided by 83 is 1 with a remainder of 37.
Record the quotient 1 as the next digit in the result. 
Result so far: 1038092.90361
Subtract 83 from 120 to get 37.
Since there are no more digits in the dividend, we add a zero to the remainder making it 370, and continue the process.

Advancing to step 14:
83 goes into 370 4 times with a remainder of 38.
Use 4 as the next digit of our solution. 
Result so far: 1038092.903614
The remainder is 38 after subtracting 332 from 370.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

On to step 15:
83 can be fit into 380 4 times, resulting in a remainder of 48.
Use 4 as the next digit of our solution. 
Result so far: 1038092.9036144
If we take 332 away from 380, we end up with 48.
Since there are no more digits in the dividend, we add a zero to the remainder making it 480, and continue the process.

The final outcome is 1038092.9036144, with a leftover of 4.8e-07.