99615652 ÷ 393 
We want to divide 99615652 by 393.

Moving on to step 1:
If we divide 9 by 393, we get 0 and a remainder of 9.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 9, we get 9.
Bring next digit (9) of the dividend behind the 9 and repeat the process: 99 / 393

Step 2:
If we divide 99 by 393, we get 0 and 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 (6) from the dividend, attach it to 99 and continue: 996 / 393

Advancing to step 3:
996 divided by 393 is 2 with a remainder of 210.
Use 2 as the next digit of our solution. 
Result so far: 2.0
Deduct 786 from 996 and we're left with 210.
Include the next digit (1) from the dividend after 210, then repeat: 2101 / 393

On to step 4:
If we divide 2101 by 393, we get 5 and a remainder of 136.
Put 5 as the next digit of the answer. 
Result so far: 25.0
If we subtract 1965 from 2101, we get 136.
Include the next digit (5) from the dividend after 136, then repeat: 1365 / 393

On to step 5:
When dividing 1365 by 393, we get 3 with a remainder of 186.
Write down 3 as next digit of the result. 
Result so far: 253.0
Subtract 1179 from 1365 to get 186.
Fetch the next digit (6) from the dividend, attach it to 186 and continue: 1866 / 393

Let's proceed to step 6:
When dividing 1866 by 393, we get 4 with a remainder of 294.
Use 4 as the next digit of our solution. 
Result so far: 2534.0
Deduct 1572 from 1866 and we're left with 294.
Grab the next digit (5) from the dividend, add it to 294, then carry on: 2945 / 393

Let's proceed to step 7:
If we divide 2945 by 393, we get 7 and a remainder of 194.
Record the quotient 7 as the next digit in the result. 
Result so far: 25347.0
Deduct 2751 from 2945 and we're left with 194.
Append the next digit (2) from the dividend to 194 and continue with: 1942 / 393

Moving on to step 8:
393 can be fit into 1942 4 times, resulting in a remainder of 370.
Use 4 as the next digit of our solution. 
Result so far: 253474.0
Deduct 1572 from 1942 and we're left with 370.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3700, and continue the process.

Moving on to step 9:
3700 divided by 393 is 9 with a remainder of 163.
Record the quotient 9 as the next digit in the result. 
Result so far: 253474.9
If we take 3537 away from 3700, we end up with 163.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1630, and continue the process.

On to step 10:
1630 divided by 393 is 4 with a remainder of 58.
Use 4 as the next digit of our solution. 
Result so far: 253474.94
If we subtract 1572 from 1630, we get 58.
Since there are no more digits in the dividend, we add a zero to the remainder making it 580, and continue the process.

Going ahead to step 11:
When dividing 580 by 393, we get 1 with a remainder of 187.
The number 1 becomes the next digit in our result. 
Result so far: 253474.941
If we subtract 393 from 580, we get 187.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1870, and continue the process.

Advancing to step 12:
393 goes into 1870 4 times with a remainder of 298.
Put 4 as the next digit of the answer. 
Result so far: 253474.9414
If we subtract 1572 from 1870, we get 298.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2980, and continue the process.

Advancing to step 13:
393 can be fit into 2980 7 times, resulting in a remainder of 229.
The number 7 becomes the next digit in our result. 
Result so far: 253474.94147
Subtract 2751 from 2980 to get 229.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2290, and continue the process.

Let's proceed to step 14:
The number 393 fits into 2290 5 times, leaving a remainder of 325.
Put 5 as the next digit of the answer. 
Result so far: 253474.941475
Subtract 1965 from 2290 to get 325.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3250, and continue the process.

On to step 15:
393 goes into 3250 8 times with a remainder of 106.
Put 8 as the next digit of the answer. 
Result so far: 253474.9414758
If we subtract 3144 from 3250, we get 106.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1060, and continue the process.

Advancing to step 16:
If we divide 1060 by 393, we get 2 and a remainder of 274.
Write down 2 as next digit of the result. 
Result so far: 253474.94147582
Subtract 786 from 1060 to get 274.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2740, and continue the process.

The final outcome is 253474.94147582, with a leftover of 2.74e-07.