81510464 divided by 772 
We want to divide 81510464 by 772.

Advancing to step 1:
When dividing 8 by 772, we get 0 with a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 8 leaves us with 8.
Bring next digit (1) of the dividend behind the 8 and repeat the process: 81 / 772

Going ahead to step 2:
772 can be fit into 81 0 times, resulting in a remainder of 81.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 81, we get 81.
Grab the next digit (5) from the dividend, add it to 81, then carry on: 815 / 772

Moving on to step 3:
When dividing 815 by 772, we get 1 with a remainder of 43.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
Subtract 772 from 815 to get 43.
Take the next digit (1) from the dividend and append it to 43, then repeat: 431 / 772

Step 4:
When dividing 431 by 772, we get 0 with a remainder of 431.
Write down 0 as next digit of the result. 
Result so far: 10.0
If we take 0 away from 431, we end up with 431.
Append the next digit (0) from the dividend to 431 and continue with: 4310 / 772

Going ahead to step 5:
The number 772 fits into 4310 5 times, leaving a remainder of 450.
The number 5 becomes the next digit in our result. 
Result so far: 105.0
Subtracting 3860 from 4310 leaves us with 450.
Fetch the next digit (4) from the dividend, attach it to 450 and continue: 4504 / 772

Step 6:
If we divide 4504 by 772, we get 5 and a remainder of 644.
Put 5 as the next digit of the answer. 
Result so far: 1055.0
Subtracting 3860 from 4504 leaves us with 644.
Include the next digit (6) from the dividend after 644, then repeat: 6446 / 772

Advancing to step 7:
6446 divided by 772 is 8 with a remainder of 270.
The number 8 becomes the next digit in our result. 
Result so far: 10558.0
Deduct 6176 from 6446 and we're left with 270.
Append the next digit (4) from the dividend to 270 and continue with: 2704 / 772

Let's proceed to step 8:
2704 divided by 772 is 3 with a remainder of 388.
Write down 3 as next digit of the result. 
Result so far: 105583.0
Deduct 2316 from 2704 and we're left with 388.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3880, and continue the process.

Going ahead to step 9:
772 can be fit into 3880 5 times, resulting in a remainder of 20.
Put 5 as the next digit of the answer. 
Result so far: 105583.5
Deduct 3860 from 3880 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.

On to step 10:
200 divided by 772 is 0 with a remainder of 200.
The number 0 becomes the next digit in our result. 
Result so far: 105583.5
If we take 0 away from 200, we end up 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 11:
If we divide 2000 by 772, we get 2 and a remainder of 456.
Write down 2 as next digit of the result. 
Result so far: 105583.502
Subtracting 1544 from 2000 leaves us with 456.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4560, and continue the process.

On to step 12:
When dividing 4560 by 772, we get 5 with a remainder of 700.
The next digit of our result is 5. 
Result so far: 105583.5025
Subtracting 3860 from 4560 leaves us with 700.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7000, and continue the process.

Advancing to step 13:
If we divide 7000 by 772, we get 9 and a remainder of 52.
The next digit of our result is 9. 
Result so far: 105583.50259
Subtract 6948 from 7000 to get 52.
Since there are no more digits in the dividend, we add a zero to the remainder making it 520, and continue the process.

On to step 14:
If we divide 520 by 772, we get 0 and a remainder of 520.
The number 0 becomes the next digit in our result. 
Result so far: 105583.50259
Subtract 0 from 520 to get 520.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5200, and continue the process.

Going ahead to step 15:
772 can be fit into 5200 6 times, resulting in a remainder of 568.
Record the quotient 6 as the next digit in the result. 
Result so far: 105583.5025906
If we subtract 4632 from 5200, we get 568.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5680, and continue the process.

Let's proceed to step 16:
5680 divided by 772 is 7 with a remainder of 276.
Record the quotient 7 as the next digit in the result. 
Result so far: 105583.50259067
If we subtract 5404 from 5680, we get 276.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2760, and continue the process.

The final result is 105583.50259067 with a remainder of 2.76e-07.