81751116 ÷ 561 
We want to figure out the number of times 81751116 can be divided by 561.

Advancing to step 1:
561 can be fit into 8 0 times, resulting in a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 8 after subtracting 0 from 8.
Fetch the next digit (1) from the dividend, attach it to 8 and continue: 81 / 561

Step 2:
When dividing 81 by 561, we get 0 with a remainder of 81.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 81 leaves us with 81.
Bring next digit (7) of the dividend behind the 81 and repeat the process: 817 / 561

On to step 3:
561 goes into 817 1 times with a remainder of 256.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
The remainder is 256 after subtracting 561 from 817.
Include the next digit (5) from the dividend after 256, then repeat: 2565 / 561

Step 4:
561 goes into 2565 4 times with a remainder of 321.
Put 4 as the next digit of the answer. 
Result so far: 14.0
Subtracting 2244 from 2565 leaves us with 321.
Append the next digit (1) from the dividend to 321 and continue with: 3211 / 561

Going ahead to step 5:
When dividing 3211 by 561, we get 5 with a remainder of 406.
Put 5 as the next digit of the answer. 
Result so far: 145.0
Subtract 2805 from 3211 to get 406.
Bring next digit (1) of the dividend behind the 406 and repeat the process: 4061 / 561

Let's proceed to step 6:
When dividing 4061 by 561, we get 7 with a remainder of 134.
The next digit of our result is 7. 
Result so far: 1457.0
If we take 3927 away from 4061, we end up with 134.
Append the next digit (1) from the dividend to 134 and continue with: 1341 / 561

Going ahead to step 7:
561 goes into 1341 2 times with a remainder of 219.
The next digit of our result is 2. 
Result so far: 14572.0
Deduct 1122 from 1341 and we're left with 219.
Take the next digit (6) from the dividend and append it to 219, then repeat: 2196 / 561

Step 8:
The number 561 fits into 2196 3 times, leaving a remainder of 513.
Use 3 as the next digit of our solution. 
Result so far: 145723.0
Subtract 1683 from 2196 to get 513.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5130, and continue the process.

Moving on to step 9:
The number 561 fits into 5130 9 times, leaving a remainder of 81.
Put 9 as the next digit of the answer. 
Result so far: 145723.9
If we take 5049 away from 5130, we end up with 81.
Since there are no more digits in the dividend, we add a zero to the remainder making it 810, and continue the process.

Going ahead to step 10:
The number 561 fits into 810 1 times, leaving a remainder of 249.
Use 1 as the next digit of our solution. 
Result so far: 145723.91
Deduct 561 from 810 and we're left with 249.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2490, and continue the process.

Going ahead to step 11:
The number 561 fits into 2490 4 times, leaving a remainder of 246.
Write down 4 as next digit of the result. 
Result so far: 145723.914
Subtracting 2244 from 2490 leaves us with 246.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2460, and continue the process.

Going ahead to step 12:
The number 561 fits into 2460 4 times, leaving a remainder of 216.
The number 4 becomes the next digit in our result. 
Result so far: 145723.9144
The remainder is 216 after subtracting 2244 from 2460.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2160, and continue the process.

Our division results in 145723.9144 with a remaining 0.00216.