We're dividing 86589399 by 417 
Our goal is to divide 86589399 by 417.

Let's proceed to step 1:
417 goes into 8 0 times with a remainder of 8.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Bring next digit (6) of the dividend behind the 8 and repeat the process: 86 / 417

Moving on to step 2:
86 divided by 417 is 0 with a remainder of 86.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 86 leaves us with 86.
Fetch the next digit (5) from the dividend, attach it to 86 and continue: 865 / 417

Step 3:
417 can be fit into 865 2 times, resulting in a remainder of 31.
Record the quotient 2 as the next digit in the result. 
Result so far: 2.0
If we take 834 away from 865, we end up with 31.
Take the next digit (8) from the dividend and append it to 31, then repeat: 318 / 417

Let's proceed to step 4:
The number 417 fits into 318 0 times, leaving a remainder of 318.
Record the quotient 0 as the next digit in the result. 
Result so far: 20.0
If we subtract 0 from 318, we get 318.
Bring next digit (9) of the dividend behind the 318 and repeat the process: 3189 / 417

Let's proceed to step 5:
If we divide 3189 by 417, we get 7 and a remainder of 270.
The number 7 becomes the next digit in our result. 
Result so far: 207.0
The remainder is 270 after subtracting 2919 from 3189.
Fetch the next digit (3) from the dividend, attach it to 270 and continue: 2703 / 417

Let's proceed to step 6:
When dividing 2703 by 417, we get 6 with a remainder of 201.
Put 6 as the next digit of the answer. 
Result so far: 2076.0
If we take 2502 away from 2703, we end up with 201.
Grab the next digit (9) from the dividend, add it to 201, then carry on: 2019 / 417

Step 7:
417 goes into 2019 4 times with a remainder of 351.
Put 4 as the next digit of the answer. 
Result so far: 20764.0
The remainder is 351 after subtracting 1668 from 2019.
Take the next digit (9) from the dividend and append it to 351, then repeat: 3519 / 417

Step 8:
When dividing 3519 by 417, we get 8 with a remainder of 183.
Record the quotient 8 as the next digit in the result. 
Result so far: 207648.0
If we take 3336 away from 3519, we end up with 183.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1830, and continue the process.

Step 9:
417 goes into 1830 4 times with a remainder of 162.
Use 4 as the next digit of our solution. 
Result so far: 207648.4
If we subtract 1668 from 1830, we get 162.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1620, and continue the process.

Moving on to step 10:
The number 417 fits into 1620 3 times, leaving a remainder of 369.
The number 3 becomes the next digit in our result. 
Result so far: 207648.43
Subtract 1251 from 1620 to get 369.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3690, and continue the process.

Advancing to step 11:
3690 divided by 417 is 8 with a remainder of 354.
Record the quotient 8 as the next digit in the result. 
Result so far: 207648.438
Subtracting 3336 from 3690 leaves us with 354.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3540, and continue the process.

On to step 12:
The number 417 fits into 3540 8 times, leaving a remainder of 204.
Write down 8 as next digit of the result. 
Result so far: 207648.4388
Deduct 3336 from 3540 and we're left with 204.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2040, and continue the process.

After the division, we end up with 207648.4388 and a remainder of 0.00204.