91918590 divided by 812 
Let's see how many times 812 fits into 91918590.

Step 1:
If we divide 9 by 812, we get 0 and a remainder of 9.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 9 leaves us with 9.
Include the next digit (1) from the dividend after 9, then repeat: 91 / 812

Moving on to step 2:
When dividing 91 by 812, we get 0 with a remainder of 91.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 91 after subtracting 0 from 91.
Fetch the next digit (9) from the dividend, attach it to 91 and continue: 919 / 812

Step 3:
919 divided by 812 is 1 with a remainder of 107.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we take 812 away from 919, we end up with 107.
Grab the next digit (1) from the dividend, add it to 107, then carry on: 1071 / 812

On to step 4:
When dividing 1071 by 812, we get 1 with a remainder of 259.
The number 1 becomes the next digit in our result. 
Result so far: 11.0
The remainder is 259 after subtracting 812 from 1071.
Grab the next digit (8) from the dividend, add it to 259, then carry on: 2598 / 812

Going ahead to step 5:
812 can be fit into 2598 3 times, resulting in a remainder of 162.
Use 3 as the next digit of our solution. 
Result so far: 113.0
If we subtract 2436 from 2598, we get 162.
Append the next digit (5) from the dividend to 162 and continue with: 1625 / 812

Advancing to step 6:
If we divide 1625 by 812, we get 2 and a remainder of 1.
Put 2 as the next digit of the answer. 
Result so far: 1132.0
Subtracting 1624 from 1625 leaves us with 1.
Take the next digit (9) from the dividend and append it to 1, then repeat: 19 / 812

On to step 7:
19 divided by 812 is 0 with a remainder of 19.
Put 0 as the next digit of the answer. 
Result so far: 11320.0
If we subtract 0 from 19, we get 19.
Fetch the next digit (0) from the dividend, attach it to 19 and continue: 190 / 812

Advancing to step 8:
If we divide 190 by 812, we get 0 and a remainder of 190.
The number 0 becomes the next digit in our result. 
Result so far: 113200.0
If we take 0 away from 190, we end up with 190.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1900, and continue the process.

Going ahead to step 9:
The number 812 fits into 1900 2 times, leaving a remainder of 276.
The next digit of our result is 2. 
Result so far: 113200.2
The remainder is 276 after subtracting 1624 from 1900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2760, and continue the process.

On to step 10:
812 can be fit into 2760 3 times, resulting in a remainder of 324.
Use 3 as the next digit of our solution. 
Result so far: 113200.23
If we take 2436 away from 2760, we end up with 324.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3240, and continue the process.

Advancing to step 11:
812 goes into 3240 3 times with a remainder of 804.
Write down 3 as next digit of the result. 
Result so far: 113200.233
If we subtract 2436 from 3240, we get 804.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8040, and continue the process.

In conclusion, the division gives 113200.233 with a balance of 0.0804.