91866066 ÷ 959 
We want to divide 91866066 by 959.

On to step 1:
When dividing 9 by 959, we get 0 with a remainder of 9.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 9, we get 9.
Take the next digit (1) from the dividend and append it to 9, then repeat: 91 / 959

Let's proceed to step 2:
If we divide 91 by 959, we get 0 and a remainder of 91.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 91, we get 91.
Bring next digit (8) of the dividend behind the 91 and repeat the process: 918 / 959

Let's proceed to step 3:
The number 959 fits into 918 0 times, leaving a remainder of 918.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 918, we end up with 918.
Take the next digit (6) from the dividend and append it to 918, then repeat: 9186 / 959

Advancing to step 4:
959 can be fit into 9186 9 times, resulting in a remainder of 555.
Put 9 as the next digit of the answer. 
Result so far: 9.0
The remainder is 555 after subtracting 8631 from 9186.
Fetch the next digit (6) from the dividend, attach it to 555 and continue: 5556 / 959

On to step 5:
5556 divided by 959 is 5 with a remainder of 761.
The number 5 becomes the next digit in our result. 
Result so far: 95.0
Deduct 4795 from 5556 and we're left with 761.
Grab the next digit (0) from the dividend, add it to 761, then carry on: 7610 / 959

Step 6:
7610 divided by 959 is 7 with a remainder of 897.
The number 7 becomes the next digit in our result. 
Result so far: 957.0
If we take 6713 away from 7610, we end up with 897.
Take the next digit (6) from the dividend and append it to 897, then repeat: 8976 / 959

Step 7:
959 can be fit into 8976 9 times, resulting in a remainder of 345.
Record the quotient 9 as the next digit in the result. 
Result so far: 9579.0
Subtracting 8631 from 8976 leaves us with 345.
Bring next digit (6) of the dividend behind the 345 and repeat the process: 3456 / 959

Advancing to step 8:
3456 divided by 959 is 3 with a remainder of 579.
Record the quotient 3 as the next digit in the result. 
Result so far: 95793.0
If we subtract 2877 from 3456, we get 579.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5790, and continue the process.

Advancing to step 9:
If we divide 5790 by 959, we get 6 and a remainder of 36.
The number 6 becomes the next digit in our result. 
Result so far: 95793.6
Deduct 5754 from 5790 and we're left with 36.
Since there are no more digits in the dividend, we add a zero to the remainder making it 360, and continue the process.

Moving on to step 10:
959 goes into 360 0 times with a remainder of 360.
Record the quotient 0 as the next digit in the result. 
Result so far: 95793.6
Subtract 0 from 360 to get 360.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3600, and continue the process.

Let's proceed to step 11:
3600 divided by 959 is 3 with a remainder of 723.
Record the quotient 3 as the next digit in the result. 
Result so far: 95793.603
The remainder is 723 after subtracting 2877 from 3600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7230, and continue the process.

Advancing to step 12:
959 can be fit into 7230 7 times, resulting in a remainder of 517.
Use 7 as the next digit of our solution. 
Result so far: 95793.6037
The remainder is 517 after subtracting 6713 from 7230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5170, and continue the process.

Going ahead to step 13:
5170 divided by 959 is 5 with a remainder of 375.
Record the quotient 5 as the next digit in the result. 
Result so far: 95793.60375
Subtracting 4795 from 5170 leaves us with 375.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3750, and continue the process.

Going ahead to step 14:
3750 divided by 959 is 3 with a remainder of 873.
The next digit of our result is 3. 
Result so far: 95793.603753
If we take 2877 away from 3750, we end up with 873.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8730, and continue the process.

Going ahead to step 15:
If we divide 8730 by 959, we get 9 and a remainder of 99.
The next digit of our result is 9. 
Result so far: 95793.6037539
If we subtract 8631 from 8730, we get 99.
Since there are no more digits in the dividend, we add a zero to the remainder making it 990, and continue the process.

Advancing to step 16:
The number 959 fits into 990 1 times, leaving a remainder of 31.
Record the quotient 1 as the next digit in the result. 
Result so far: 95793.60375391
The remainder is 31 after subtracting 959 from 990.
Since there are no more digits in the dividend, we add a zero to the remainder making it 310, and continue the process.

The final outcome is 95793.60375391, with a leftover of 3.1e-08.