549223 divided by 90 
We're looking to find how many times 90 goes into 549223.

On to step 1:
If we divide 5 by 90, we get 0 and a remainder of 5.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Append the next digit (4) from the dividend to 5 and continue with: 54 / 90

Let's proceed to step 2:
54 divided by 90 is 0 with a remainder of 54.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 54 after subtracting 0 from 54.
Bring next digit (9) of the dividend behind the 54 and repeat the process: 549 / 90

Moving on to step 3:
549 divided by 90 is 6 with a remainder of 9.
The number 6 becomes the next digit in our result. 
Result so far: 6.0
Subtract 540 from 549 to get 9.
Take the next digit (2) from the dividend and append it to 9, then repeat: 92 / 90

Step 4:
90 can be fit into 92 1 times, resulting in a remainder of 2.
Put 1 as the next digit of the answer. 
Result so far: 61.0
If we take 90 away from 92, we end up with 2.
Bring next digit (2) of the dividend behind the 2 and repeat the process: 22 / 90

Advancing to step 5:
When dividing 22 by 90, we get 0 with a remainder of 22.
Write down 0 as next digit of the result. 
Result so far: 610.0
Deduct 0 from 22 and we're left with 22.
Include the next digit (3) from the dividend after 22, then repeat: 223 / 90

Advancing to step 6:
223 divided by 90 is 2 with a remainder of 43.
Write down 2 as next digit of the result. 
Result so far: 6102.0
Subtract 180 from 223 to get 43.
Since there are no more digits in the dividend, we add a zero to the remainder making it 430, and continue the process.

On to step 7:
90 can be fit into 430 4 times, resulting in a remainder of 70.
The number 4 becomes the next digit in our result. 
Result so far: 6102.4
If we subtract 360 from 430, we get 70.
Since there are no more digits in the dividend, we add a zero to the remainder making it 700, and continue the process.

Advancing to step 8:
90 goes into 700 7 times with a remainder of 70.
Put 7 as the next digit of the answer. 
Result so far: 6102.47
Deduct 630 from 700 and we're left with 70.
Since there are no more digits in the dividend, we add a zero to the remainder making it 700, and continue the process.

Advancing to step 9:
700 divided by 90 is 7 with a remainder of 70.
The number 7 becomes the next digit in our result. 
Result so far: 6102.477
If we subtract 630 from 700, we get 70.
Since there are no more digits in the dividend, we add a zero to the remainder making it 700, and continue the process.

The final outcome is 6102.477, with a leftover of 0.007.