78862999 divided by 455 
Our goal is to divide 78862999 by 455.

Let's proceed to step 1:
When dividing 7 by 455, we get 0 with 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.
Bring next digit (8) of the dividend behind the 7 and repeat the process: 78 / 455

Advancing to step 2:
78 divided by 455 is 0 with a remainder of 78.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 78, we get 78.
Bring next digit (8) of the dividend behind the 78 and repeat the process: 788 / 455

Going ahead to step 3:
The number 455 fits into 788 1 times, leaving a remainder of 333.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
Deduct 455 from 788 and we're left with 333.
Append the next digit (6) from the dividend to 333 and continue with: 3336 / 455

On to step 4:
455 can be fit into 3336 7 times, resulting in a remainder of 151.
Record the quotient 7 as the next digit in the result. 
Result so far: 17.0
The remainder is 151 after subtracting 3185 from 3336.
Fetch the next digit (2) from the dividend, attach it to 151 and continue: 1512 / 455

Step 5:
If we divide 1512 by 455, we get 3 and a remainder of 147.
Put 3 as the next digit of the answer. 
Result so far: 173.0
If we take 1365 away from 1512, we end up with 147.
Fetch the next digit (9) from the dividend, attach it to 147 and continue: 1479 / 455

Let's proceed to step 6:
1479 divided by 455 is 3 with a remainder of 114.
The next digit of our result is 3. 
Result so far: 1733.0
If we subtract 1365 from 1479, we get 114.
Take the next digit (9) from the dividend and append it to 114, then repeat: 1149 / 455

On to step 7:
455 can be fit into 1149 2 times, resulting in a remainder of 239.
Use 2 as the next digit of our solution. 
Result so far: 17332.0
If we subtract 910 from 1149, we get 239.
Append the next digit (9) from the dividend to 239 and continue with: 2399 / 455

Moving on to step 8:
2399 divided by 455 is 5 with a remainder of 124.
The number 5 becomes the next digit in our result. 
Result so far: 173325.0
If we take 2275 away from 2399, we end up with 124.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1240, and continue the process.

Moving on to step 9:
455 goes into 1240 2 times with a remainder of 330.
The number 2 becomes the next digit in our result. 
Result so far: 173325.2
If we subtract 910 from 1240, we get 330.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3300, and continue the process.

Moving on to step 10:
455 goes into 3300 7 times with a remainder of 115.
The next digit of our result is 7. 
Result so far: 173325.27
If we subtract 3185 from 3300, we get 115.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1150, and continue the process.

Advancing to step 11:
If we divide 1150 by 455, we get 2 and a remainder of 240.
Use 2 as the next digit of our solution. 
Result so far: 173325.272
If we take 910 away from 1150, we end up with 240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2400, and continue the process.

Going ahead to step 12:
455 goes into 2400 5 times with a remainder of 125.
Write down 5 as next digit of the result. 
Result so far: 173325.2725
Subtracting 2275 from 2400 leaves us with 125.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1250, and continue the process.

Advancing to step 13:
455 goes into 1250 2 times with a remainder of 340.
Write down 2 as next digit of the result. 
Result so far: 173325.27252
Subtracting 910 from 1250 leaves us with 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

Advancing to step 14:
3400 divided by 455 is 7 with a remainder of 215.
The number 7 becomes the next digit in our result. 
Result so far: 173325.272527
Deduct 3185 from 3400 and we're left with 215.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2150, and continue the process.

Moving on to step 15:
455 can be fit into 2150 4 times, resulting in a remainder of 330.
Record the quotient 4 as the next digit in the result. 
Result so far: 173325.2725274
Deduct 1820 from 2150 and we're left with 330.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3300, and continue the process.

Going ahead to step 16:
3300 divided by 455 is 7 with a remainder of 115.
The number 7 becomes the next digit in our result. 
Result so far: 173325.27252747
If we subtract 3185 from 3300, we get 115.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1150, and continue the process.

The final result is 173325.27252747 with a remainder of 1.15e-07.