89939198 divided by 647 
We want to figure out the number of times 89939198 can be divided by 647.

On to step 1:
When dividing 8 by 647, we get 0 with a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Grab the next digit (9) from the dividend, add it to 8, then carry on: 89 / 647

Step 2:
When dividing 89 by 647, we get 0 with a remainder of 89.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 89 and we're left with 89.
Grab the next digit (9) from the dividend, add it to 89, then carry on: 899 / 647

Step 3:
The number 647 fits into 899 1 times, leaving a remainder of 252.
The next digit of our result is 1. 
Result so far: 1.0
Deduct 647 from 899 and we're left with 252.
Bring next digit (3) of the dividend behind the 252 and repeat the process: 2523 / 647

Moving on to step 4:
The number 647 fits into 2523 3 times, leaving a remainder of 582.
Record the quotient 3 as the next digit in the result. 
Result so far: 13.0
Subtracting 1941 from 2523 leaves us with 582.
Take the next digit (9) from the dividend and append it to 582, then repeat: 5829 / 647

Advancing to step 5:
If we divide 5829 by 647, we get 9 and a remainder of 6.
The number 9 becomes the next digit in our result. 
Result so far: 139.0
Deduct 5823 from 5829 and we're left with 6.
Grab the next digit (1) from the dividend, add it to 6, then carry on: 61 / 647

Advancing to step 6:
647 can be fit into 61 0 times, resulting in a remainder of 61.
Use 0 as the next digit of our solution. 
Result so far: 1390.0
Subtract 0 from 61 to get 61.
Include the next digit (9) from the dividend after 61, then repeat: 619 / 647

Advancing to step 7:
619 divided by 647 is 0 with a remainder of 619.
Put 0 as the next digit of the answer. 
Result so far: 13900.0
If we take 0 away from 619, we end up with 619.
Fetch the next digit (8) from the dividend, attach it to 619 and continue: 6198 / 647

Advancing to step 8:
6198 divided by 647 is 9 with a remainder of 375.
Use 9 as the next digit of our solution. 
Result so far: 139009.0
If we subtract 5823 from 6198, we get 375.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3750, and continue the process.

Step 9:
When dividing 3750 by 647, we get 5 with a remainder of 515.
Use 5 as the next digit of our solution. 
Result so far: 139009.5
The remainder is 515 after subtracting 3235 from 3750.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5150, and continue the process.

Let's proceed to step 10:
647 can be fit into 5150 7 times, resulting in a remainder of 621.
Write down 7 as next digit of the result. 
Result so far: 139009.57
Subtract 4529 from 5150 to get 621.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6210, and continue the process.

On to step 11:
647 can be fit into 6210 9 times, resulting in a remainder of 387.
Write down 9 as next digit of the result. 
Result so far: 139009.579
Deduct 5823 from 6210 and we're left with 387.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3870, and continue the process.

On to step 12:
If we divide 3870 by 647, we get 5 and a remainder of 635.
Write down 5 as next digit of the result. 
Result so far: 139009.5795
Subtract 3235 from 3870 to get 635.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6350, and continue the process.

Going ahead to step 13:
647 can be fit into 6350 9 times, resulting in a remainder of 527.
Put 9 as the next digit of the answer. 
Result so far: 139009.57959
If we take 5823 away from 6350, we end up with 527.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5270, and continue the process.

Step 14:
The number 647 fits into 5270 8 times, leaving a remainder of 94.
Write down 8 as next digit of the result. 
Result so far: 139009.579598
Deduct 5176 from 5270 and we're left with 94.
Since there are no more digits in the dividend, we add a zero to the remainder making it 940, and continue the process.

Advancing to step 15:
647 goes into 940 1 times with a remainder of 293.
Record the quotient 1 as the next digit in the result. 
Result so far: 139009.5795981
The remainder is 293 after subtracting 647 from 940.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2930, and continue the process.

Step 16:
If we divide 2930 by 647, we get 4 and a remainder of 342.
Write down 4 as next digit of the result. 
Result so far: 139009.57959814
Subtracting 2588 from 2930 leaves us with 342.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3420, and continue the process.

The final result is 139009.57959814 with a remainder of 3.42e-07.