51210519 ÷ 650 
Our goal is to divide 51210519 by 650.

Moving on to step 1:
The number 650 fits into 5 0 times, leaving a remainder of 5.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Grab the next digit (1) from the dividend, add it to 5, then carry on: 51 / 650

On to step 2:
The number 650 fits into 51 0 times, leaving a remainder of 51.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 51 after subtracting 0 from 51.
Take the next digit (2) from the dividend and append it to 51, then repeat: 512 / 650

Step 3:
512 divided by 650 is 0 with a remainder of 512.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 512 after subtracting 0 from 512.
Fetch the next digit (1) from the dividend, attach it to 512 and continue: 5121 / 650

Step 4:
5121 divided by 650 is 7 with a remainder of 571.
Record the quotient 7 as the next digit in the result. 
Result so far: 7.0
Subtracting 4550 from 5121 leaves us with 571.
Bring next digit (0) of the dividend behind the 571 and repeat the process: 5710 / 650

Moving on to step 5:
If we divide 5710 by 650, we get 8 and a remainder of 510.
The number 8 becomes the next digit in our result. 
Result so far: 78.0
Subtract 5200 from 5710 to get 510.
Grab the next digit (5) from the dividend, add it to 510, then carry on: 5105 / 650

Going ahead to step 6:
If we divide 5105 by 650, we get 7 and a remainder of 555.
Use 7 as the next digit of our solution. 
Result so far: 787.0
The remainder is 555 after subtracting 4550 from 5105.
Take the next digit (1) from the dividend and append it to 555, then repeat: 5551 / 650

On to step 7:
If we divide 5551 by 650, we get 8 and a remainder of 351.
The number 8 becomes the next digit in our result. 
Result so far: 7878.0
If we take 5200 away from 5551, we end up with 351.
Grab the next digit (9) from the dividend, add it to 351, then carry on: 3519 / 650

On to step 8:
650 can be fit into 3519 5 times, resulting in a remainder of 269.
Use 5 as the next digit of our solution. 
Result so far: 78785.0
Deduct 3250 from 3519 and we're left with 269.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2690, and continue the process.

On to step 9:
650 can be fit into 2690 4 times, resulting in a remainder of 90.
Use 4 as the next digit of our solution. 
Result so far: 78785.4
If we subtract 2600 from 2690, we get 90.
Since there are no more digits in the dividend, we add a zero to the remainder making it 900, and continue the process.

Going ahead to step 10:
650 can be fit into 900 1 times, resulting in a remainder of 250.
Write down 1 as next digit of the result. 
Result so far: 78785.41
Subtract 650 from 900 to get 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

Advancing to step 11:
If we divide 2500 by 650, we get 3 and a remainder of 550.
Put 3 as the next digit of the answer. 
Result so far: 78785.413
Subtract 1950 from 2500 to get 550.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5500, and continue the process.

On to step 12:
5500 divided by 650 is 8 with a remainder of 300.
The next digit of our result is 8. 
Result so far: 78785.4138
Deduct 5200 from 5500 and we're left with 300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3000, and continue the process.

On to step 13:
650 can be fit into 3000 4 times, resulting in a remainder of 400.
Put 4 as the next digit of the answer. 
Result so far: 78785.41384
If we take 2600 away from 3000, we end up with 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4000, and continue the process.

Advancing to step 14:
When dividing 4000 by 650, we get 6 with a remainder of 100.
Write down 6 as next digit of the result. 
Result so far: 78785.413846
If we take 3900 away from 4000, we end up with 100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1000, and continue the process.

Moving on to step 15:
The number 650 fits into 1000 1 times, leaving a remainder of 350.
Record the quotient 1 as the next digit in the result. 
Result so far: 78785.4138461
Subtracting 650 from 1000 leaves us 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.

Moving on to step 16:
If we divide 3500 by 650, we get 5 and a remainder of 250.
Write down 5 as next digit of the result. 
Result so far: 78785.41384615
Subtract 3250 from 3500 to get 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

In conclusion, the division gives 78785.41384615 with a balance of 2.5e-07.