91458778 divided by 450 
We want to divide 91458778 by 450.

On to step 1:
9 divided by 450 is 0 with a remainder of 9.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 9 to get 9.
Include the next digit (1) from the dividend after 9, then repeat: 91 / 450

Step 2:
450 goes into 91 0 times with a remainder of 91.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 91 leaves us with 91.
Include the next digit (4) from the dividend after 91, then repeat: 914 / 450

Step 3:
914 divided by 450 is 2 with a remainder of 14.
Put 2 as the next digit of the answer. 
Result so far: 2.0
The remainder is 14 after subtracting 900 from 914.
Include the next digit (5) from the dividend after 14, then repeat: 145 / 450

Moving on to step 4:
450 goes into 145 0 times with a remainder of 145.
The next digit of our result is 0. 
Result so far: 20.0
If we take 0 away from 145, we end up with 145.
Bring next digit (8) of the dividend behind the 145 and repeat the process: 1458 / 450

Moving on to step 5:
The number 450 fits into 1458 3 times, leaving a remainder of 108.
Put 3 as the next digit of the answer. 
Result so far: 203.0
The remainder is 108 after subtracting 1350 from 1458.
Append the next digit (7) from the dividend to 108 and continue with: 1087 / 450

Going ahead to step 6:
450 can be fit into 1087 2 times, resulting in a remainder of 187.
Use 2 as the next digit of our solution. 
Result so far: 2032.0
Subtracting 900 from 1087 leaves us with 187.
Fetch the next digit (7) from the dividend, attach it to 187 and continue: 1877 / 450

Going ahead to step 7:
If we divide 1877 by 450, we get 4 and a remainder of 77.
The next digit of our result is 4. 
Result so far: 20324.0
Subtracting 1800 from 1877 leaves us with 77.
Fetch the next digit (8) from the dividend, attach it to 77 and continue: 778 / 450

On to step 8:
450 goes into 778 1 times with a remainder of 328.
The number 1 becomes the next digit in our result. 
Result so far: 203241.0
If we take 450 away from 778, we end up with 328.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3280, and continue the process.

Going ahead to step 9:
If we divide 3280 by 450, we get 7 and a remainder of 130.
Record the quotient 7 as the next digit in the result. 
Result so far: 203241.7
Subtracting 3150 from 3280 leaves us with 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1300, and continue the process.

Going ahead to step 10:
1300 divided by 450 is 2 with a remainder of 400.
The next digit of our result is 2. 
Result so far: 203241.72
Deduct 900 from 1300 and we're left with 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4000, and continue the process.

Moving on to step 11:
450 can be fit into 4000 8 times, resulting in a remainder of 400.
Write down 8 as next digit of the result. 
Result so far: 203241.728
If we take 3600 away from 4000, we end up with 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4000, and continue the process.

Step 12:
450 can be fit into 4000 8 times, resulting in a remainder of 400.
The next digit of our result is 8. 
Result so far: 203241.7288
Deduct 3600 from 4000 and we're left with 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4000, and continue the process.

The final outcome is 203241.7288, with a leftover of 0.004.