311587 ÷ 91 
We're looking to find how many times 91 goes into 311587.

Moving on to step 1:
91 goes into 3 0 times with a remainder of 3.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 3 and we're left with 3.
Append the next digit (1) from the dividend to 3 and continue with: 31 / 91

Advancing to step 2:
91 goes into 31 0 times with a remainder of 31.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 31 to get 31.
Append the next digit (1) from the dividend to 31 and continue with: 311 / 91

Moving on to step 3:
311 divided by 91 is 3 with a remainder of 38.
Put 3 as the next digit of the answer. 
Result so far: 3.0
If we subtract 273 from 311, we get 38.
Include the next digit (5) from the dividend after 38, then repeat: 385 / 91

Advancing to step 4:
385 divided by 91 is 4 with a remainder of 21.
Use 4 as the next digit of our solution. 
Result so far: 34.0
Subtracting 364 from 385 leaves us with 21.
Take the next digit (8) from the dividend and append it to 21, then repeat: 218 / 91

Step 5:
If we divide 218 by 91, we get 2 and a remainder of 36.
Write down 2 as next digit of the result. 
Result so far: 342.0
Deduct 182 from 218 and we're left with 36.
Grab the next digit (7) from the dividend, add it to 36, then carry on: 367 / 91

Advancing to step 6:
If we divide 367 by 91, we get 4 and a remainder of 3.
Record the quotient 4 as the next digit in the result. 
Result so far: 3424.0
If we take 364 away from 367, we end up with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

Step 7:
If we divide 30 by 91, we get 0 and a remainder of 30.
Use 0 as the next digit of our solution. 
Result so far: 3424.0
Subtract 0 from 30 to get 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

On to step 8:
When dividing 300 by 91, we get 3 with a remainder of 27.
Write down 3 as next digit of the result. 
Result so far: 3424.03
Deduct 273 from 300 and we're left with 27.
Since there are no more digits in the dividend, we add a zero to the remainder making it 270, and continue the process.

Advancing to step 9:
270 divided by 91 is 2 with a remainder of 88.
Record the quotient 2 as the next digit in the result. 
Result so far: 3424.032
If we take 182 away from 270, we end up with 88.
Since there are no more digits in the dividend, we add a zero to the remainder making it 880, and continue the process.

Advancing to step 10:
When dividing 880 by 91, we get 9 with a remainder of 61.
Put 9 as the next digit of the answer. 
Result so far: 3424.0329
Subtracting 819 from 880 leaves us with 61.
Since there are no more digits in the dividend, we add a zero to the remainder making it 610, and continue the process.

On to step 11:
91 goes into 610 6 times with a remainder of 64.
Write down 6 as next digit of the result. 
Result so far: 3424.03296
Subtract 546 from 610 to get 64.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

Going ahead to step 12:
91 goes into 640 7 times with a remainder of 3.
The next digit of our result is 7. 
Result so far: 3424.032967
If we take 637 away from 640, we end up with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

On to step 13:
91 goes into 30 0 times with a remainder of 30.
The next digit of our result is 0. 
Result so far: 3424.032967
The remainder is 30 after subtracting 0 from 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

On to step 14:
If we divide 300 by 91, we get 3 and a remainder of 27.
The number 3 becomes the next digit in our result. 
Result so far: 3424.03296703
Subtracting 273 from 300 leaves us with 27.
Since there are no more digits in the dividend, we add a zero to the remainder making it 270, and continue the process.

The final result is 3424.03296703 with a remainder of 2.7e-08.