We divide 79259911 by 90
Our goal is to divide 79259911 by 90.

On to step 1:
90 can be fit into 7 0 times, resulting in a remainder of 7.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 7 after subtracting 0 from 7.
Include the next digit (9) from the dividend after 7, then repeat: 79 / 90

Step 2:
79 divided by 90 is 0 with a remainder of 79.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 79 and we're left with 79.
Grab the next digit (2) from the dividend, add it to 79, then carry on: 792 / 90

Step 3:
90 goes into 792 8 times with a remainder of 72.
The number 8 becomes the next digit in our result. 
Result so far: 8.0
Deduct 720 from 792 and we're left with 72.
Fetch the next digit (5) from the dividend, attach it to 72 and continue: 725 / 90

On to step 4:
The number 90 fits into 725 8 times, leaving a remainder of 5.
Record the quotient 8 as the next digit in the result. 
Result so far: 88.0
If we subtract 720 from 725, we get 5.
Grab the next digit (9) from the dividend, add it to 5, then carry on: 59 / 90

Step 5:
90 can be fit into 59 0 times, resulting in a remainder of 59.
The number 0 becomes the next digit in our result. 
Result so far: 880.0
Deduct 0 from 59 and we're left with 59.
Bring next digit (9) of the dividend behind the 59 and repeat the process: 599 / 90

Advancing to step 6:
The number 90 fits into 599 6 times, leaving a remainder of 59.
Write down 6 as next digit of the result. 
Result so far: 8806.0
The remainder is 59 after subtracting 540 from 599.
Bring next digit (1) of the dividend behind the 59 and repeat the process: 591 / 90

On to step 7:
When dividing 591 by 90, we get 6 with a remainder of 51.
Record the quotient 6 as the next digit in the result. 
Result so far: 88066.0
If we take 540 away from 591, we end up with 51.
Fetch the next digit (1) from the dividend, attach it to 51 and continue: 511 / 90

Let's proceed to step 8:
90 goes into 511 5 times with a remainder of 61.
Put 5 as the next digit of the answer. 
Result so far: 880665.0
Subtracting 450 from 511 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.

Moving on to step 9:
If we divide 610 by 90, we get 6 and a remainder of 70.
The next digit of our result is 6. 
Result so far: 880665.6
If we take 540 away from 610, we end up 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.

Let's proceed to step 10:
If we divide 700 by 90, we get 7 and a remainder of 70.
Use 7 as the next digit of our solution. 
Result so far: 880665.67
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 11:
If we divide 700 by 90, we get 7 and a remainder of 70.
Put 7 as the next digit of the answer. 
Result so far: 880665.677
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.

After the division, we end up with 880665.677 and a remainder of 0.007.