851601 divided by 51 
We're looking to find how many times 51 goes into 851601.

Moving on to step 1:
51 goes into 8 0 times with a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 8 and we're left with 8.
Take the next digit (5) from the dividend and append it to 8, then repeat: 85 / 51

Moving on to step 2:
When dividing 85 by 51, we get 1 with a remainder of 34.
Write down 1 as next digit of the result. 
Result so far: 1.0
Deduct 51 from 85 and we're left with 34.
Include the next digit (1) from the dividend after 34, then repeat: 341 / 51

Let's proceed to step 3:
51 can be fit into 341 6 times, resulting in a remainder of 35.
The number 6 becomes the next digit in our result. 
Result so far: 16.0
If we take 306 away from 341, we end up with 35.
Bring next digit (6) of the dividend behind the 35 and repeat the process: 356 / 51

Advancing to step 4:
When dividing 356 by 51, we get 6 with a remainder of 50.
Put 6 as the next digit of the answer. 
Result so far: 166.0
Subtracting 306 from 356 leaves us with 50.
Bring next digit (0) of the dividend behind the 50 and repeat the process: 500 / 51

Going ahead to step 5:
The number 51 fits into 500 9 times, leaving a remainder of 41.
Put 9 as the next digit of the answer. 
Result so far: 1669.0
If we subtract 459 from 500, we get 41.
Take the next digit (1) from the dividend and append it to 41, then repeat: 411 / 51

Going ahead to step 6:
51 can be fit into 411 8 times, resulting in a remainder of 3.
The next digit of our result is 8. 
Result so far: 16698.0
Subtracting 408 from 411 leaves us with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

On to step 7:
When dividing 30 by 51, we get 0 with a remainder of 30.
Record the quotient 0 as the next digit in the result. 
Result so far: 16698.0
If we subtract 0 from 30, we get 30.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Step 8:
If we divide 300 by 51, we get 5 and a remainder of 45.
Put 5 as the next digit of the answer. 
Result so far: 16698.05
Subtracting 255 from 300 leaves us with 45.
Since there are no more digits in the dividend, we add a zero to the remainder making it 450, and continue the process.

Let's proceed to step 9:
If we divide 450 by 51, we get 8 and a remainder of 42.
The next digit of our result is 8. 
Result so far: 16698.058
The remainder is 42 after subtracting 408 from 450.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

Moving on to step 10:
The number 51 fits into 420 8 times, leaving a remainder of 12.
Record the quotient 8 as the next digit in the result. 
Result so far: 16698.0588
If we take 408 away from 420, we end up with 12.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

The quotient of the division is 16698.0588, and the remainder is 0.00012.