We're dividing 77292528 by 866 
We want to figure out the number of times 77292528 can be divided by 866.

On to step 1:
866 goes into 7 0 times with a remainder of 7.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 7, we get 7.
Append the next digit (7) from the dividend to 7 and continue with: 77 / 866

Advancing to step 2:
866 can be fit into 77 0 times, resulting in a remainder of 77.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 77 to get 77.
Append the next digit (2) from the dividend to 77 and continue with: 772 / 866

On to step 3:
866 can be fit into 772 0 times, resulting in a remainder of 772.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 772, we get 772.
Take the next digit (9) from the dividend and append it to 772, then repeat: 7729 / 866

Step 4:
The number 866 fits into 7729 8 times, leaving a remainder of 801.
The number 8 becomes the next digit in our result. 
Result so far: 8.0
Subtract 6928 from 7729 to get 801.
Take the next digit (2) from the dividend and append it to 801, then repeat: 8012 / 866

Step 5:
866 goes into 8012 9 times with a remainder of 218.
The number 9 becomes the next digit in our result. 
Result so far: 89.0
The remainder is 218 after subtracting 7794 from 8012.
Grab the next digit (5) from the dividend, add it to 218, then carry on: 2185 / 866

On to step 6:
866 goes into 2185 2 times with a remainder of 453.
Put 2 as the next digit of the answer. 
Result so far: 892.0
The remainder is 453 after subtracting 1732 from 2185.
Include the next digit (2) from the dividend after 453, then repeat: 4532 / 866

Moving on to step 7:
4532 divided by 866 is 5 with a remainder of 202.
Use 5 as the next digit of our solution. 
Result so far: 8925.0
Subtract 4330 from 4532 to get 202.
Fetch the next digit (8) from the dividend, attach it to 202 and continue: 2028 / 866

Let's proceed to step 8:
866 can be fit into 2028 2 times, resulting in a remainder of 296.
Put 2 as the next digit of the answer. 
Result so far: 89252.0
The remainder is 296 after subtracting 1732 from 2028.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2960, and continue the process.

Let's proceed to step 9:
When dividing 2960 by 866, we get 3 with a remainder of 362.
Put 3 as the next digit of the answer. 
Result so far: 89252.3
Deduct 2598 from 2960 and we're left with 362.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3620, and continue the process.

Going ahead to step 10:
866 can be fit into 3620 4 times, resulting in a remainder of 156.
Record the quotient 4 as the next digit in the result. 
Result so far: 89252.34
Subtract 3464 from 3620 to get 156.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1560, and continue the process.

Moving on to step 11:
The number 866 fits into 1560 1 times, leaving a remainder of 694.
Write down 1 as next digit of the result. 
Result so far: 89252.341
If we take 866 away from 1560, we end up with 694.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6940, and continue the process.

Moving on to step 12:
866 goes into 6940 8 times with a remainder of 12.
Write down 8 as next digit of the result. 
Result so far: 89252.3418
The remainder is 12 after subtracting 6928 from 6940.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

Advancing to step 13:
120 divided by 866 is 0 with a remainder of 120.
Use 0 as the next digit of our solution. 
Result so far: 89252.3418
If we subtract 0 from 120, we get 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Advancing to step 14:
866 goes into 1200 1 times with a remainder of 334.
Put 1 as the next digit of the answer. 
Result so far: 89252.341801
The remainder is 334 after subtracting 866 from 1200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3340, and continue the process.

Step 15:
866 can be fit into 3340 3 times, resulting in a remainder of 742.
The next digit of our result is 3. 
Result so far: 89252.3418013
Subtract 2598 from 3340 to get 742.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7420, and continue the process.

Moving on to step 16:
866 can be fit into 7420 8 times, resulting in a remainder of 492.
The next digit of our result is 8. 
Result so far: 89252.34180138
Deduct 6928 from 7420 and we're left with 492.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4920, and continue the process.

Our division results in 89252.34180138 with a remaining 4.92e-07.