We divide 87099648 by 648
We're looking to find how many times 648 goes into 87099648.

Step 1:
The number 648 fits into 8 0 times, leaving a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 8, we get 8.
Include the next digit (7) from the dividend after 8, then repeat: 87 / 648

On to step 2:
The number 648 fits into 87 0 times, leaving a remainder of 87.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 87 after subtracting 0 from 87.
Grab the next digit (0) from the dividend, add it to 87, then carry on: 870 / 648

Going ahead to step 3:
The number 648 fits into 870 1 times, leaving a remainder of 222.
Put 1 as the next digit of the answer. 
Result so far: 1.0
If we take 648 away from 870, we end up with 222.
Fetch the next digit (9) from the dividend, attach it to 222 and continue: 2229 / 648

Let's proceed to step 4:
648 can be fit into 2229 3 times, resulting in a remainder of 285.
Record the quotient 3 as the next digit in the result. 
Result so far: 13.0
Subtract 1944 from 2229 to get 285.
Fetch the next digit (9) from the dividend, attach it to 285 and continue: 2859 / 648

On to step 5:
2859 divided by 648 is 4 with a remainder of 267.
Record the quotient 4 as the next digit in the result. 
Result so far: 134.0
If we take 2592 away from 2859, we end up with 267.
Take the next digit (6) from the dividend and append it to 267, then repeat: 2676 / 648

Advancing to step 6:
648 goes into 2676 4 times with a remainder of 84.
The number 4 becomes the next digit in our result. 
Result so far: 1344.0
The remainder is 84 after subtracting 2592 from 2676.
Grab the next digit (4) from the dividend, add it to 84, then carry on: 844 / 648

Going ahead to step 7:
When dividing 844 by 648, we get 1 with a remainder of 196.
Use 1 as the next digit of our solution. 
Result so far: 13441.0
The remainder is 196 after subtracting 648 from 844.
Grab the next digit (8) from the dividend, add it to 196, then carry on: 1968 / 648

Moving on to step 8:
648 goes into 1968 3 times with a remainder of 24.
The number 3 becomes the next digit in our result. 
Result so far: 134413.0
Subtract 1944 from 1968 to get 24.
Since there are no more digits in the dividend, we add a zero to the remainder making it 240, and continue the process.

Step 9:
The number 648 fits into 240 0 times, leaving a remainder of 240.
Use 0 as the next digit of our solution. 
Result so far: 134413.0
If we subtract 0 from 240, we 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 10:
648 can be fit into 2400 3 times, resulting in a remainder of 456.
Use 3 as the next digit of our solution. 
Result so far: 134413.03
If we take 1944 away from 2400, we end up with 456.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4560, and continue the process.

Moving on to step 11:
648 goes into 4560 7 times with a remainder of 24.
Put 7 as the next digit of the answer. 
Result so far: 134413.037
If we subtract 4536 from 4560, we get 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:
If we divide 240 by 648, we get 0 and a remainder of 240.
Write down 0 as next digit of the result. 
Result so far: 134413.037
If we take 0 away from 240, we end up with 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Step 13:
648 goes into 2400 3 times with a remainder of 456.
Put 3 as the next digit of the answer. 
Result so far: 134413.03703
The remainder is 456 after subtracting 1944 from 2400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4560, and continue the process.

Let's proceed to step 14:
648 goes into 4560 7 times with a remainder of 24.
Write down 7 as next digit of the result. 
Result so far: 134413.037037
Subtract 4536 from 4560 to get 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 15:
648 can be fit into 240 0 times, resulting in a remainder of 240.
Use 0 as the next digit of our solution. 
Result so far: 134413.037037
The remainder is 240 after subtracting 0 from 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

On to step 16:
If we divide 2400 by 648, we get 3 and a remainder of 456.
Put 3 as the next digit of the answer. 
Result so far: 134413.03703703
If we take 1944 away from 2400, we end up with 456.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4560, and continue the process.

Our division results in 134413.03703703 with a remaining 4.56e-07.