We divide 39891419 by 391
Our goal is to divide 39891419 by 391.

Step 1:
The number 391 fits into 3 0 times, leaving a remainder of 3.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 3, we end up with 3.
Bring next digit (9) of the dividend behind the 3 and repeat the process: 39 / 391

Moving on to step 2:
If we divide 39 by 391, we get 0 and a remainder of 39.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 39 and we're left with 39.
Bring next digit (8) of the dividend behind the 39 and repeat the process: 398 / 391

Step 3:
398 divided by 391 is 1 with a remainder of 7.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
The remainder is 7 after subtracting 391 from 398.
Take the next digit (9) from the dividend and append it to 7, then repeat: 79 / 391

Moving on to step 4:
When dividing 79 by 391, we get 0 with a remainder of 79.
Put 0 as the next digit of the answer. 
Result so far: 10.0
Deduct 0 from 79 and we're left with 79.
Bring next digit (1) of the dividend behind the 79 and repeat the process: 791 / 391

Moving on to step 5:
When dividing 791 by 391, we get 2 with a remainder of 9.
Write down 2 as next digit of the result. 
Result so far: 102.0
Subtract 782 from 791 to get 9.
Grab the next digit (4) from the dividend, add it to 9, then carry on: 94 / 391

Advancing to step 6:
If we divide 94 by 391, we get 0 and a remainder of 94.
The number 0 becomes the next digit in our result. 
Result so far: 1020.0
Deduct 0 from 94 and we're left with 94.
Grab the next digit (1) from the dividend, add it to 94, then carry on: 941 / 391

Moving on to step 7:
391 goes into 941 2 times with a remainder of 159.
Record the quotient 2 as the next digit in the result. 
Result so far: 10202.0
If we subtract 782 from 941, we get 159.
Fetch the next digit (9) from the dividend, attach it to 159 and continue: 1599 / 391

Let's proceed to step 8:
If we divide 1599 by 391, we get 4 and a remainder of 35.
Put 4 as the next digit of the answer. 
Result so far: 102024.0
Subtracting 1564 from 1599 leaves us with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

Moving on to step 9:
391 can be fit into 350 0 times, resulting in a remainder of 350.
Put 0 as the next digit of the answer. 
Result so far: 102024.0
If we take 0 away from 350, we end up with 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3500, and continue the process.

Going ahead to step 10:
3500 divided by 391 is 8 with a remainder of 372.
Write down 8 as next digit of the result. 
Result so far: 102024.08
If we subtract 3128 from 3500, we get 372.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3720, and continue the process.

Let's proceed to step 11:
When dividing 3720 by 391, we get 9 with a remainder of 201.
The number 9 becomes the next digit in our result. 
Result so far: 102024.089
If we subtract 3519 from 3720, we get 201.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2010, and continue the process.

Let's proceed to step 12:
391 can be fit into 2010 5 times, resulting in a remainder of 55.
Record the quotient 5 as the next digit in the result. 
Result so far: 102024.0895
If we subtract 1955 from 2010, we get 55.
Since there are no more digits in the dividend, we add a zero to the remainder making it 550, and continue the process.

On to step 13:
The number 391 fits into 550 1 times, leaving a remainder of 159.
Write down 1 as next digit of the result. 
Result so far: 102024.08951
Subtracting 391 from 550 leaves us with 159.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1590, and continue the process.

Let's proceed to step 14:
The number 391 fits into 1590 4 times, leaving a remainder of 26.
Use 4 as the next digit of our solution. 
Result so far: 102024.089514
If we subtract 1564 from 1590, we get 26.
Since there are no more digits in the dividend, we add a zero to the remainder making it 260, and continue the process.

On to step 15:
391 can be fit into 260 0 times, resulting in a remainder of 260.
Record the quotient 0 as the next digit in the result. 
Result so far: 102024.089514
If we take 0 away from 260, we end up with 260.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Step 16:
391 goes into 2600 6 times with a remainder of 254.
Record the quotient 6 as the next digit in the result. 
Result so far: 102024.08951406
Deduct 2346 from 2600 and we're left with 254.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2540, and continue the process.

Our division results in 102024.08951406 with a remaining 2.54e-07.