51202237 ÷ 451 
We want to divide 51202237 by 451.

Advancing to step 1:
451 goes into 5 0 times with a remainder of 5.
The number 0 becomes the next digit in our result. 
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 / 451

Advancing to step 2:
451 goes into 51 0 times with a remainder of 51.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 51, we get 51.
Bring next digit (2) of the dividend behind the 51 and repeat the process: 512 / 451

Let's proceed to step 3:
451 can be fit into 512 1 times, resulting in a remainder of 61.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
Subtract 451 from 512 to get 61.
Grab the next digit (0) from the dividend, add it to 61, then carry on: 610 / 451

Advancing to step 4:
When dividing 610 by 451, we get 1 with a remainder of 159.
Put 1 as the next digit of the answer. 
Result so far: 11.0
Subtract 451 from 610 to get 159.
Grab the next digit (2) from the dividend, add it to 159, then carry on: 1592 / 451

On to step 5:
The number 451 fits into 1592 3 times, leaving a remainder of 239.
Write down 3 as next digit of the result. 
Result so far: 113.0
The remainder is 239 after subtracting 1353 from 1592.
Bring next digit (2) of the dividend behind the 239 and repeat the process: 2392 / 451

Let's proceed to step 6:
451 goes into 2392 5 times with a remainder of 137.
The number 5 becomes the next digit in our result. 
Result so far: 1135.0
If we take 2255 away from 2392, we end up with 137.
Bring next digit (3) of the dividend behind the 137 and repeat the process: 1373 / 451

On to step 7:
451 can be fit into 1373 3 times, resulting in a remainder of 20.
Record the quotient 3 as the next digit in the result. 
Result so far: 11353.0
Deduct 1353 from 1373 and we're left with 20.
Include the next digit (7) from the dividend after 20, then repeat: 207 / 451

On to step 8:
When dividing 207 by 451, we get 0 with a remainder of 207.
The next digit of our result is 0. 
Result so far: 113530.0
Deduct 0 from 207 and we're left with 207.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2070, and continue the process.

Moving on to step 9:
When dividing 2070 by 451, we get 4 with a remainder of 266.
Put 4 as the next digit of the answer. 
Result so far: 113530.4
The remainder is 266 after subtracting 1804 from 2070.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2660, and continue the process.

Moving on to step 10:
The number 451 fits into 2660 5 times, leaving a remainder of 405.
Use 5 as the next digit of our solution. 
Result so far: 113530.45
Deduct 2255 from 2660 and we're left with 405.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4050, and continue the process.

Step 11:
If we divide 4050 by 451, we get 8 and a remainder of 442.
Write down 8 as next digit of the result. 
Result so far: 113530.458
Subtract 3608 from 4050 to get 442.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4420, and continue the process.

On to step 12:
If we divide 4420 by 451, we get 9 and a remainder of 361.
Put 9 as the next digit of the answer. 
Result so far: 113530.4589
Deduct 4059 from 4420 and we're left with 361.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3610, and continue the process.

Moving on to step 13:
451 can be fit into 3610 8 times, resulting in a remainder of 2.
The number 8 becomes the next digit in our result. 
Result so far: 113530.45898
The remainder is 2 after subtracting 3608 from 3610.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

On to step 14:
If we divide 20 by 451, we get 0 and a remainder of 20.
Write down 0 as next digit of the result. 
Result so far: 113530.45898
The remainder is 20 after subtracting 0 from 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

On to step 15:
451 can be fit into 200 0 times, resulting in a remainder of 200.
Record the quotient 0 as the next digit in the result. 
Result so far: 113530.45898
Subtracting 0 from 200 leaves us with 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

In conclusion, the division gives 113530.45898 with a balance of 2e-06.