83845595 ÷ 660 
We want to divide 83845595 by 660.

Going ahead to step 1:
If we divide 8 by 660, we get 0 and a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 8, we get 8.
Bring next digit (3) of the dividend behind the 8 and repeat the process: 83 / 660

Advancing to step 2:
660 can be fit into 83 0 times, resulting in a remainder of 83.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 83 after subtracting 0 from 83.
Take the next digit (8) from the dividend and append it to 83, then repeat: 838 / 660

Advancing to step 3:
660 goes into 838 1 times with a remainder of 178.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Subtract 660 from 838 to get 178.
Grab the next digit (4) from the dividend, add it to 178, then carry on: 1784 / 660

Let's proceed to step 4:
1784 divided by 660 is 2 with a remainder of 464.
Write down 2 as next digit of the result. 
Result so far: 12.0
The remainder is 464 after subtracting 1320 from 1784.
Append the next digit (5) from the dividend to 464 and continue with: 4645 / 660

Advancing to step 5:
4645 divided by 660 is 7 with a remainder of 25.
Use 7 as the next digit of our solution. 
Result so far: 127.0
If we subtract 4620 from 4645, we get 25.
Take the next digit (5) from the dividend and append it to 25, then repeat: 255 / 660

Let's proceed to step 6:
When dividing 255 by 660, we get 0 with a remainder of 255.
Record the quotient 0 as the next digit in the result. 
Result so far: 1270.0
The remainder is 255 after subtracting 0 from 255.
Grab the next digit (9) from the dividend, add it to 255, then carry on: 2559 / 660

Going ahead to step 7:
If we divide 2559 by 660, we get 3 and a remainder of 579.
The number 3 becomes the next digit in our result. 
Result so far: 12703.0
The remainder is 579 after subtracting 1980 from 2559.
Take the next digit (5) from the dividend and append it to 579, then repeat: 5795 / 660

Going ahead to step 8:
660 can be fit into 5795 8 times, resulting in a remainder of 515.
The number 8 becomes the next digit in our result. 
Result so far: 127038.0
Deduct 5280 from 5795 and we're left with 515.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5150, and continue the process.

Step 9:
The number 660 fits into 5150 7 times, leaving a remainder of 530.
The number 7 becomes the next digit in our result. 
Result so far: 127038.7
Subtracting 4620 from 5150 leaves us with 530.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5300, and continue the process.

Going ahead to step 10:
When dividing 5300 by 660, we get 8 with a remainder of 20.
Write down 8 as next digit of the result. 
Result so far: 127038.78
Deduct 5280 from 5300 and we're left with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Advancing to step 11:
When dividing 200 by 660, we get 0 with a remainder of 200.
The next digit of our result is 0. 
Result so far: 127038.78
The remainder is 200 after subtracting 0 from 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Going ahead to step 12:
660 can be fit into 2000 3 times, resulting in a remainder of 20.
The next digit of our result is 3. 
Result so far: 127038.7803
Subtracting 1980 from 2000 leaves us with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Going ahead to step 13:
If we divide 200 by 660, we get 0 and a remainder of 200.
Record the quotient 0 as the next digit in the result. 
Result so far: 127038.7803
If we subtract 0 from 200, we get 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Let's proceed to step 14:
2000 divided by 660 is 3 with a remainder of 20.
Put 3 as the next digit of the answer. 
Result so far: 127038.780303
Subtracting 1980 from 2000 leaves us with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Let's proceed to step 15:
660 can be fit into 200 0 times, resulting in a remainder of 200.
Record the quotient 0 as the next digit in the result. 
Result so far: 127038.780303
Subtracting 0 from 200 leaves us with 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Let's proceed to step 16:
If we divide 2000 by 660, we get 3 and a remainder of 20.
Record the quotient 3 as the next digit in the result. 
Result so far: 127038.78030303
Subtract 1980 from 2000 to get 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

The final result is 127038.78030303 with a remainder of 2e-08.