We're dividing 78121538 by 883 
Our goal is to divide 78121538 by 883.

Going ahead to step 1:
883 can be fit into 7 0 times, resulting in a remainder of 7.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 7 to get 7.
Append the next digit (8) from the dividend to 7 and continue with: 78 / 883

Step 2:
The number 883 fits into 78 0 times, leaving a remainder of 78.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 78 after subtracting 0 from 78.
Bring next digit (1) of the dividend behind the 78 and repeat the process: 781 / 883

Going ahead to step 3:
781 divided by 883 is 0 with a remainder of 781.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 781, we end up with 781.
Fetch the next digit (2) from the dividend, attach it to 781 and continue: 7812 / 883

Let's proceed to step 4:
If we divide 7812 by 883, we get 8 and a remainder of 748.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
The remainder is 748 after subtracting 7064 from 7812.
Bring next digit (1) of the dividend behind the 748 and repeat the process: 7481 / 883

Step 5:
883 goes into 7481 8 times with a remainder of 417.
The next digit of our result is 8. 
Result so far: 88.0
The remainder is 417 after subtracting 7064 from 7481.
Include the next digit (5) from the dividend after 417, then repeat: 4175 / 883

On to step 6:
The number 883 fits into 4175 4 times, leaving a remainder of 643.
The next digit of our result is 4. 
Result so far: 884.0
Subtract 3532 from 4175 to get 643.
Append the next digit (3) from the dividend to 643 and continue with: 6433 / 883

Moving on to step 7:
When dividing 6433 by 883, we get 7 with a remainder of 252.
The number 7 becomes the next digit in our result. 
Result so far: 8847.0
If we subtract 6181 from 6433, we get 252.
Include the next digit (8) from the dividend after 252, then repeat: 2528 / 883

Let's proceed to step 8:
The number 883 fits into 2528 2 times, leaving a remainder of 762.
Put 2 as the next digit of the answer. 
Result so far: 88472.0
If we subtract 1766 from 2528, we get 762.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7620, and continue the process.

Let's proceed to step 9:
883 goes into 7620 8 times with a remainder of 556.
Use 8 as the next digit of our solution. 
Result so far: 88472.8
Deduct 7064 from 7620 and we're left with 556.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5560, and continue the process.

On to step 10:
When dividing 5560 by 883, we get 6 with a remainder of 262.
The number 6 becomes the next digit in our result. 
Result so far: 88472.86
If we subtract 5298 from 5560, we get 262.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2620, and continue the process.

On to step 11:
The number 883 fits into 2620 2 times, leaving a remainder of 854.
Record the quotient 2 as the next digit in the result. 
Result so far: 88472.862
If we subtract 1766 from 2620, we get 854.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8540, and continue the process.

Going ahead to step 12:
8540 divided by 883 is 9 with a remainder of 593.
Use 9 as the next digit of our solution. 
Result so far: 88472.8629
Subtract 7947 from 8540 to get 593.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5930, and continue the process.

Step 13:
The number 883 fits into 5930 6 times, leaving a remainder of 632.
The number 6 becomes the next digit in our result. 
Result so far: 88472.86296
If we take 5298 away from 5930, we end up with 632.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6320, and continue the process.

Advancing to step 14:
When dividing 6320 by 883, we get 7 with a remainder of 139.
The next digit of our result is 7. 
Result so far: 88472.862967
Subtracting 6181 from 6320 leaves us with 139.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1390, and continue the process.

Moving on to step 15:
883 can be fit into 1390 1 times, resulting in a remainder of 507.
The number 1 becomes the next digit in our result. 
Result so far: 88472.8629671
The remainder is 507 after subtracting 883 from 1390.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5070, and continue the process.

Moving on to step 16:
When dividing 5070 by 883, we get 5 with a remainder of 655.
The number 5 becomes the next digit in our result. 
Result so far: 88472.86296715
If we subtract 4415 from 5070, we get 655.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6550, and continue the process.

The final outcome is 88472.86296715, with a leftover of 6.55e-07.