99404417 ÷ 651 
Our goal is to divide 99404417 by 651.

Advancing to step 1:
When dividing 9 by 651, we get 0 with a remainder of 9.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 9, we end up with 9.
Append the next digit (9) from the dividend to 9 and continue with: 99 / 651

Let's proceed to step 2:
When dividing 99 by 651, we get 0 with a remainder of 99.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 99 to get 99.
Fetch the next digit (4) from the dividend, attach it to 99 and continue: 994 / 651

Advancing to step 3:
If we divide 994 by 651, we get 1 and a remainder of 343.
Put 1 as the next digit of the answer. 
Result so far: 1.0
Subtracting 651 from 994 leaves us with 343.
Take the next digit (0) from the dividend and append it to 343, then repeat: 3430 / 651

Let's proceed to step 4:
When dividing 3430 by 651, we get 5 with a remainder of 175.
Record the quotient 5 as the next digit in the result. 
Result so far: 15.0
Deduct 3255 from 3430 and we're left with 175.
Include the next digit (4) from the dividend after 175, then repeat: 1754 / 651

Going ahead to step 5:
When dividing 1754 by 651, we get 2 with a remainder of 452.
Put 2 as the next digit of the answer. 
Result so far: 152.0
Deduct 1302 from 1754 and we're left with 452.
Bring next digit (4) of the dividend behind the 452 and repeat the process: 4524 / 651

Step 6:
The number 651 fits into 4524 6 times, leaving a remainder of 618.
Use 6 as the next digit of our solution. 
Result so far: 1526.0
Deduct 3906 from 4524 and we're left with 618.
Append the next digit (1) from the dividend to 618 and continue with: 6181 / 651

Moving on to step 7:
If we divide 6181 by 651, we get 9 and a remainder of 322.
Put 9 as the next digit of the answer. 
Result so far: 15269.0
Subtract 5859 from 6181 to get 322.
Take the next digit (7) from the dividend and append it to 322, then repeat: 3227 / 651

On to step 8:
651 goes into 3227 4 times with a remainder of 623.
Write down 4 as next digit of the result. 
Result so far: 152694.0
If we subtract 2604 from 3227, we get 623.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6230, and continue the process.

Going ahead to step 9:
651 goes into 6230 9 times with a remainder of 371.
The number 9 becomes the next digit in our result. 
Result so far: 152694.9
Subtracting 5859 from 6230 leaves us with 371.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3710, and continue the process.

Let's proceed to step 10:
3710 divided by 651 is 5 with a remainder of 455.
The next digit of our result is 5. 
Result so far: 152694.95
The remainder is 455 after subtracting 3255 from 3710.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4550, and continue the process.

Step 11:
The number 651 fits into 4550 6 times, leaving a remainder of 644.
The next digit of our result is 6. 
Result so far: 152694.956
If we subtract 3906 from 4550, we get 644.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6440, and continue the process.

Step 12:
When dividing 6440 by 651, we get 9 with a remainder of 581.
Record the quotient 9 as the next digit in the result. 
Result so far: 152694.9569
Deduct 5859 from 6440 and we're left with 581.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5810, and continue the process.

Advancing to step 13:
If we divide 5810 by 651, we get 8 and a remainder of 602.
Use 8 as the next digit of our solution. 
Result so far: 152694.95698
If we take 5208 away from 5810, we end up with 602.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6020, and continue the process.

Moving on to step 14:
If we divide 6020 by 651, we get 9 and a remainder of 161.
Write down 9 as next digit of the result. 
Result so far: 152694.956989
Subtracting 5859 from 6020 leaves us with 161.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1610, and continue the process.

On to step 15:
If we divide 1610 by 651, we get 2 and a remainder of 308.
Put 2 as the next digit of the answer. 
Result so far: 152694.9569892
Subtract 1302 from 1610 to get 308.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3080, and continue the process.

On to step 16:
651 can be fit into 3080 4 times, resulting in a remainder of 476.
The next digit of our result is 4. 
Result so far: 152694.95698924
If we subtract 2604 from 3080, we get 476.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4760, and continue the process.

The final outcome is 152694.95698924, with a leftover of 4.76e-07.