89943978 ÷ 313 
We want to divide 89943978 by 313.

Let's proceed to step 1:
313 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
Subtracting 0 from 8 leaves us with 8.
Include the next digit (9) from the dividend after 8, then repeat: 89 / 313

Advancing to step 2:
313 goes into 89 0 times with a remainder of 89.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 89 after subtracting 0 from 89.
Grab the next digit (9) from the dividend, add it to 89, then carry on: 899 / 313

Advancing to step 3:
313 can be fit into 899 2 times, resulting in a remainder of 273.
Use 2 as the next digit of our solution. 
Result so far: 2.0
Deduct 626 from 899 and we're left with 273.
Take the next digit (4) from the dividend and append it to 273, then repeat: 2734 / 313

Let's proceed to step 4:
When dividing 2734 by 313, we get 8 with a remainder of 230.
The number 8 becomes the next digit in our result. 
Result so far: 28.0
Subtracting 2504 from 2734 leaves us with 230.
Include the next digit (3) from the dividend after 230, then repeat: 2303 / 313

Advancing to step 5:
2303 divided by 313 is 7 with a remainder of 112.
Record the quotient 7 as the next digit in the result. 
Result so far: 287.0
If we subtract 2191 from 2303, we get 112.
Bring next digit (9) of the dividend behind the 112 and repeat the process: 1129 / 313

Advancing to step 6:
1129 divided by 313 is 3 with a remainder of 190.
Put 3 as the next digit of the answer. 
Result so far: 2873.0
Deduct 939 from 1129 and we're left with 190.
Append the next digit (7) from the dividend to 190 and continue with: 1907 / 313

Step 7:
When dividing 1907 by 313, we get 6 with a remainder of 29.
The next digit of our result is 6. 
Result so far: 28736.0
The remainder is 29 after subtracting 1878 from 1907.
Append the next digit (8) from the dividend to 29 and continue with: 298 / 313

Going ahead to step 8:
The number 313 fits into 298 0 times, leaving a remainder of 298.
The number 0 becomes the next digit in our result. 
Result so far: 287360.0
If we take 0 away from 298, we end up with 298.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2980, and continue the process.

Moving on to step 9:
313 goes into 2980 9 times with a remainder of 163.
The number 9 becomes the next digit in our result. 
Result so far: 287360.9
The remainder is 163 after subtracting 2817 from 2980.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1630, and continue the process.

Moving on to step 10:
313 goes into 1630 5 times with a remainder of 65.
Put 5 as the next digit of the answer. 
Result so far: 287360.95
The remainder is 65 after subtracting 1565 from 1630.
Since there are no more digits in the dividend, we add a zero to the remainder making it 650, and continue the process.

Advancing to step 11:
650 divided by 313 is 2 with a remainder of 24.
Write down 2 as next digit of the result. 
Result so far: 287360.952
Deduct 626 from 650 and we're left with 24.
Since there are no more digits in the dividend, we add a zero to the remainder making it 240, and continue the process.

On to step 12:
313 goes into 240 0 times with a remainder of 240.
The next digit of our result is 0. 
Result so far: 287360.952
Subtract 0 from 240 to get 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Advancing to step 13:
The number 313 fits into 2400 7 times, leaving a remainder of 209.
Write down 7 as next digit of the result. 
Result so far: 287360.95207
If we take 2191 away from 2400, we end up with 209.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2090, and continue the process.

On to step 14:
2090 divided by 313 is 6 with a remainder of 212.
Put 6 as the next digit of the answer. 
Result so far: 287360.952076
Subtract 1878 from 2090 to get 212.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2120, and continue the process.

On to step 15:
313 can be fit into 2120 6 times, resulting in a remainder of 242.
Put 6 as the next digit of the answer. 
Result so far: 287360.9520766
Subtracting 1878 from 2120 leaves us with 242.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2420, and continue the process.

After the division, we end up with 287360.9520766 and a remainder of 2.42e-06.