659390 divided by 51 
Let's see how many times 51 fits into 659390.

Moving on to step 1:
The number 51 fits into 6 0 times, leaving a remainder of 6.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 6 to get 6.
Grab the next digit (5) from the dividend, add it to 6, then carry on: 65 / 51

Going ahead to step 2:
If we divide 65 by 51, we get 1 and a remainder of 14.
The next digit of our result is 1. 
Result so far: 1.0
The remainder is 14 after subtracting 51 from 65.
Take the next digit (9) from the dividend and append it to 14, then repeat: 149 / 51

Going ahead to step 3:
The number 51 fits into 149 2 times, leaving a remainder of 47.
The number 2 becomes the next digit in our result. 
Result so far: 12.0
Subtract 102 from 149 to get 47.
Bring next digit (3) of the dividend behind the 47 and repeat the process: 473 / 51

Let's proceed to step 4:
If we divide 473 by 51, we get 9 and a remainder of 14.
Put 9 as the next digit of the answer. 
Result so far: 129.0
Subtracting 459 from 473 leaves us with 14.
Append the next digit (9) from the dividend to 14 and continue with: 149 / 51

Moving on to step 5:
149 divided by 51 is 2 with a remainder of 47.
Use 2 as the next digit of our solution. 
Result so far: 1292.0
Subtracting 102 from 149 leaves us with 47.
Include the next digit (0) from the dividend after 47, then repeat: 470 / 51

On to step 6:
If we divide 470 by 51, we get 9 and a remainder of 11.
Write down 9 as next digit of the result. 
Result so far: 12929.0
Subtracting 459 from 470 leaves us with 11.
Since there are no more digits in the dividend, we add a zero to the remainder making it 110, and continue the process.

Going ahead to step 7:
51 can be fit into 110 2 times, resulting in a remainder of 8.
Put 2 as the next digit of the answer. 
Result so far: 12929.2
Subtracting 102 from 110 leaves us with 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

Advancing to step 8:
The number 51 fits into 80 1 times, leaving a remainder of 29.
Put 1 as the next digit of the answer. 
Result so far: 12929.21
Subtract 51 from 80 to get 29.
Since there are no more digits in the dividend, we add a zero to the remainder making it 290, and continue the process.

Moving on to step 9:
51 can be fit into 290 5 times, resulting in a remainder of 35.
Put 5 as the next digit of the answer. 
Result so far: 12929.215
Deduct 255 from 290 and we're left 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.

On to step 10:
When dividing 350 by 51, we get 6 with a remainder of 44.
Record the quotient 6 as the next digit in the result. 
Result so far: 12929.2156
Subtract 306 from 350 to get 44.
Since there are no more digits in the dividend, we add a zero to the remainder making it 440, and continue the process.

On to step 11:
When dividing 440 by 51, we get 8 with a remainder of 32.
The next digit of our result is 8. 
Result so far: 12929.21568
If we take 408 away from 440, we end up with 32.
Since there are no more digits in the dividend, we add a zero to the remainder making it 320, and continue the process.

Let's proceed to step 12:
If we divide 320 by 51, we get 6 and a remainder of 14.
Write down 6 as next digit of the result. 
Result so far: 12929.215686
The remainder is 14 after subtracting 306 from 320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Going ahead to step 13:
51 goes into 140 2 times with a remainder of 38.
Write down 2 as next digit of the result. 
Result so far: 12929.2156862
The remainder is 38 after subtracting 102 from 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Moving on to step 14:
380 divided by 51 is 7 with a remainder of 23.
Write down 7 as next digit of the result. 
Result so far: 12929.21568627
If we subtract 357 from 380, we 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.

The final outcome is 12929.21568627, with a leftover of 2.3e-08.