We divide 286430 by 39
We want to divide 286430 by 39.

On to step 1:
The number 39 fits into 2 0 times, leaving a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 2, we get 2.
Include the next digit (8) from the dividend after 2, then repeat: 28 / 39

Step 2:
When dividing 28 by 39, we get 0 with a remainder of 28.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 28, we end up with 28.
Grab the next digit (6) from the dividend, add it to 28, then carry on: 286 / 39

Moving on to step 3:
39 can be fit into 286 7 times, resulting in a remainder of 13.
Put 7 as the next digit of the answer. 
Result so far: 7.0
If we subtract 273 from 286, we get 13.
Fetch the next digit (4) from the dividend, attach it to 13 and continue: 134 / 39

Step 4:
When dividing 134 by 39, we get 3 with a remainder of 17.
Use 3 as the next digit of our solution. 
Result so far: 73.0
Subtracting 117 from 134 leaves us with 17.
Include the next digit (3) from the dividend after 17, then repeat: 173 / 39

Moving on to step 5:
The number 39 fits into 173 4 times, leaving a remainder of 17.
The number 4 becomes the next digit in our result. 
Result so far: 734.0
If we subtract 156 from 173, we get 17.
Grab the next digit (0) from the dividend, add it to 17, then carry on: 170 / 39

On to step 6:
39 can be fit into 170 4 times, resulting in a remainder of 14.
The number 4 becomes the next digit in our result. 
Result so far: 7344.0
Deduct 156 from 170 and we're left with 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Let's proceed to step 7:
140 divided by 39 is 3 with a remainder of 23.
Write down 3 as next digit of the result. 
Result so far: 7344.3
Subtracting 117 from 140 leaves us with 23.
Since there are no more digits in the dividend, we add a zero to the remainder making it 230, and continue the process.

On to step 8:
If we divide 230 by 39, we get 5 and a remainder of 35.
Write down 5 as next digit of the result. 
Result so far: 7344.35
If we subtract 195 from 230, we get 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

On to step 9:
39 goes into 350 8 times with a remainder of 38.
Record the quotient 8 as the next digit in the result. 
Result so far: 7344.358
Subtracting 312 from 350 leaves us with 38.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Let's proceed to step 10:
If we divide 380 by 39, we get 9 and a remainder of 29.
The next digit of our result is 9. 
Result so far: 7344.3589
The remainder is 29 after subtracting 351 from 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 290, and continue the process.

Let's proceed to step 11:
The number 39 fits into 290 7 times, leaving a remainder of 17.
The number 7 becomes the next digit in our result. 
Result so far: 7344.35897
If we subtract 273 from 290, we get 17.
Since there are no more digits in the dividend, we add a zero to the remainder making it 170, and continue the process.

Advancing to step 12:
The number 39 fits into 170 4 times, leaving a remainder of 14.
Write down 4 as next digit of the result. 
Result so far: 7344.358974
Subtracting 156 from 170 leaves us with 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Step 13:
39 goes into 140 3 times with a remainder of 23.
Write down 3 as next digit of the result. 
Result so far: 7344.3589743
Subtract 117 from 140 to get 23.
Since there are no more digits in the dividend, we add a zero to the remainder making it 230, and continue the process.

Going ahead to step 14:
230 divided by 39 is 5 with a remainder of 35.
The next digit of our result is 5. 
Result so far: 7344.35897435
The remainder is 35 after subtracting 195 from 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

After the division, we end up with 7344.35897435 and a remainder of 3.5e-08.