77874787 divided by 917 
We want to divide 77874787 by 917.

Going ahead to step 1:
7 divided by 917 is 0 with a remainder of 7.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 7, we get 7.
Take the next digit (7) from the dividend and append it to 7, then repeat: 77 / 917

Step 2:
If we divide 77 by 917, we get 0 and a remainder of 77.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 77 to get 77.
Bring next digit (8) of the dividend behind the 77 and repeat the process: 778 / 917

On to step 3:
When dividing 778 by 917, we get 0 with a remainder of 778.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 778 after subtracting 0 from 778.
Bring next digit (7) of the dividend behind the 778 and repeat the process: 7787 / 917

On to step 4:
The number 917 fits into 7787 8 times, leaving a remainder of 451.
The number 8 becomes the next digit in our result. 
Result so far: 8.0
The remainder is 451 after subtracting 7336 from 7787.
Fetch the next digit (4) from the dividend, attach it to 451 and continue: 4514 / 917

Step 5:
If we divide 4514 by 917, we get 4 and a remainder of 846.
Write down 4 as next digit of the result. 
Result so far: 84.0
If we take 3668 away from 4514, we end up with 846.
Append the next digit (7) from the dividend to 846 and continue with: 8467 / 917

Moving on to step 6:
917 goes into 8467 9 times with a remainder of 214.
Record the quotient 9 as the next digit in the result. 
Result so far: 849.0
Deduct 8253 from 8467 and we're left with 214.
Take the next digit (8) from the dividend and append it to 214, then repeat: 2148 / 917

Moving on to step 7:
2148 divided by 917 is 2 with a remainder of 314.
The number 2 becomes the next digit in our result. 
Result so far: 8492.0
If we take 1834 away from 2148, we end up with 314.
Append the next digit (7) from the dividend to 314 and continue with: 3147 / 917

On to step 8:
The number 917 fits into 3147 3 times, leaving a remainder of 396.
The number 3 becomes the next digit in our result. 
Result so far: 84923.0
Deduct 2751 from 3147 and we're left with 396.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3960, and continue the process.

Let's proceed to step 9:
917 can be fit into 3960 4 times, resulting in a remainder of 292.
Use 4 as the next digit of our solution. 
Result so far: 84923.4
Subtracting 3668 from 3960 leaves us with 292.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2920, and continue the process.

Step 10:
If we divide 2920 by 917, we get 3 and a remainder of 169.
Write down 3 as next digit of the result. 
Result so far: 84923.43
If we take 2751 away from 2920, we end up with 169.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1690, and continue the process.

Moving on to step 11:
The number 917 fits into 1690 1 times, leaving a remainder of 773.
The next digit of our result is 1. 
Result so far: 84923.431
Subtract 917 from 1690 to get 773.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7730, and continue the process.

Moving on to step 12:
917 goes into 7730 8 times with a remainder of 394.
The next digit of our result is 8. 
Result so far: 84923.4318
If we subtract 7336 from 7730, we get 394.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3940, and continue the process.

Advancing to step 13:
3940 divided by 917 is 4 with a remainder of 272.
Put 4 as the next digit of the answer. 
Result so far: 84923.43184
The remainder is 272 after subtracting 3668 from 3940.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2720, and continue the process.

On to step 14:
When dividing 2720 by 917, we get 2 with a remainder of 886.
Write down 2 as next digit of the result. 
Result so far: 84923.431842
If we subtract 1834 from 2720, we get 886.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8860, and continue the process.

On to step 15:
917 can be fit into 8860 9 times, resulting in a remainder of 607.
Record the quotient 9 as the next digit in the result. 
Result so far: 84923.4318429
Subtracting 8253 from 8860 leaves us with 607.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6070, and continue the process.

Advancing to step 16:
The number 917 fits into 6070 6 times, leaving a remainder of 568.
Use 6 as the next digit of our solution. 
Result so far: 84923.43184296
Subtracting 5502 from 6070 leaves us with 568.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5680, and continue the process.

The final outcome is 84923.43184296, with a leftover of 5.68e-07.