91090852 ÷ 998 
We want to divide 91090852 by 998.

Step 1:
998 goes into 9 0 times with a remainder of 9.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 9 to get 9.
Fetch the next digit (1) from the dividend, attach it to 9 and continue: 91 / 998

Going ahead to step 2:
998 can be fit into 91 0 times, resulting in a remainder of 91.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 91 to get 91.
Take the next digit (0) from the dividend and append it to 91, then repeat: 910 / 998

Step 3:
998 can be fit into 910 0 times, resulting in a remainder of 910.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 910 and we're left with 910.
Grab the next digit (9) from the dividend, add it to 910, then carry on: 9109 / 998

Step 4:
If we divide 9109 by 998, we get 9 and a remainder of 127.
Put 9 as the next digit of the answer. 
Result so far: 9.0
If we subtract 8982 from 9109, we get 127.
Bring next digit (0) of the dividend behind the 127 and repeat the process: 1270 / 998

Step 5:
1270 divided by 998 is 1 with a remainder of 272.
Record the quotient 1 as the next digit in the result. 
Result so far: 91.0
If we subtract 998 from 1270, we get 272.
Grab the next digit (8) from the dividend, add it to 272, then carry on: 2728 / 998

Going ahead to step 6:
2728 divided by 998 is 2 with a remainder of 732.
The number 2 becomes the next digit in our result. 
Result so far: 912.0
Subtract 1996 from 2728 to get 732.
Fetch the next digit (5) from the dividend, attach it to 732 and continue: 7325 / 998

Going ahead to step 7:
7325 divided by 998 is 7 with a remainder of 339.
The next digit of our result is 7. 
Result so far: 9127.0
If we subtract 6986 from 7325, we get 339.
Append the next digit (2) from the dividend to 339 and continue with: 3392 / 998

On to step 8:
If we divide 3392 by 998, we get 3 and a remainder of 398.
Put 3 as the next digit of the answer. 
Result so far: 91273.0
If we subtract 2994 from 3392, we get 398.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3980, and continue the process.

Going ahead to step 9:
998 can be fit into 3980 3 times, resulting in a remainder of 986.
The number 3 becomes the next digit in our result. 
Result so far: 91273.3
Subtract 2994 from 3980 to get 986.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9860, and continue the process.

Going ahead to step 10:
9860 divided by 998 is 9 with a remainder of 878.
The number 9 becomes the next digit in our result. 
Result so far: 91273.39
If we take 8982 away from 9860, we end up with 878.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8780, and continue the process.

Step 11:
If we divide 8780 by 998, we get 8 and a remainder of 796.
Put 8 as the next digit of the answer. 
Result so far: 91273.398
Subtracting 7984 from 8780 leaves us with 796.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7960, and continue the process.

Moving on to step 12:
998 goes into 7960 7 times with a remainder of 974.
The number 7 becomes the next digit in our result. 
Result so far: 91273.3987
If we take 6986 away from 7960, we end up with 974.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9740, and continue the process.

On to step 13:
If we divide 9740 by 998, we get 9 and a remainder of 758.
Write down 9 as next digit of the result. 
Result so far: 91273.39879
If we subtract 8982 from 9740, we get 758.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7580, and continue the process.

Step 14:
998 can be fit into 7580 7 times, resulting in a remainder of 594.
Write down 7 as next digit of the result. 
Result so far: 91273.398797
Subtracting 6986 from 7580 leaves us with 594.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5940, and continue the process.

Step 15:
If we divide 5940 by 998, we get 5 and a remainder of 950.
The number 5 becomes the next digit in our result. 
Result so far: 91273.3987975
Subtract 4990 from 5940 to get 950.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9500, and continue the process.

Going ahead to step 16:
The number 998 fits into 9500 9 times, leaving a remainder of 518.
Put 9 as the next digit of the answer. 
Result so far: 91273.39879759
If we subtract 8982 from 9500, we get 518.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5180, and continue the process.

After the division, we end up with 91273.39879759 and a remainder of 5.18e-07.