78110964 ÷ 902 
We want to divide 78110964 by 902.

Going ahead to step 1:
7 divided by 902 is 0 with a remainder of 7.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 7 and we're left with 7.
Include the next digit (8) from the dividend after 7, then repeat: 78 / 902

On to step 2:
If we divide 78 by 902, we get 0 and a remainder of 78.
The number 0 becomes the next digit in our result. 
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 / 902

Going ahead to step 3:
The number 902 fits into 781 0 times, leaving a remainder of 781.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 781 leaves us with 781.
Include the next digit (1) from the dividend after 781, then repeat: 7811 / 902

Step 4:
902 goes into 7811 8 times with a remainder of 595.
The next digit of our result is 8. 
Result so far: 8.0
Subtract 7216 from 7811 to get 595.
Include the next digit (0) from the dividend after 595, then repeat: 5950 / 902

Moving on to step 5:
5950 divided by 902 is 6 with a remainder of 538.
Put 6 as the next digit of the answer. 
Result so far: 86.0
The remainder is 538 after subtracting 5412 from 5950.
Fetch the next digit (9) from the dividend, attach it to 538 and continue: 5389 / 902

Let's proceed to step 6:
If we divide 5389 by 902, we get 5 and a remainder of 879.
The next digit of our result is 5. 
Result so far: 865.0
Subtract 4510 from 5389 to get 879.
Bring next digit (6) of the dividend behind the 879 and repeat the process: 8796 / 902

Let's proceed to step 7:
8796 divided by 902 is 9 with a remainder of 678.
Write down 9 as next digit of the result. 
Result so far: 8659.0
The remainder is 678 after subtracting 8118 from 8796.
Append the next digit (4) from the dividend to 678 and continue with: 6784 / 902

Advancing to step 8:
The number 902 fits into 6784 7 times, leaving a remainder of 470.
The number 7 becomes the next digit in our result. 
Result so far: 86597.0
Deduct 6314 from 6784 and we're left with 470.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4700, and continue the process.

Going ahead to step 9:
When dividing 4700 by 902, we get 5 with a remainder of 190.
Use 5 as the next digit of our solution. 
Result so far: 86597.5
Deduct 4510 from 4700 and we're left with 190.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1900, and continue the process.

Step 10:
If we divide 1900 by 902, we get 2 and a remainder of 96.
Use 2 as the next digit of our solution. 
Result so far: 86597.52
The remainder is 96 after subtracting 1804 from 1900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 960, and continue the process.

Advancing to step 11:
902 can be fit into 960 1 times, resulting in a remainder of 58.
Put 1 as the next digit of the answer. 
Result so far: 86597.521
Subtracting 902 from 960 leaves us with 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 12:
902 goes into 580 0 times with a remainder of 580.
The next digit of our result is 0. 
Result so far: 86597.521
Deduct 0 from 580 and we're left with 580.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5800, and continue the process.

Step 13:
902 goes into 5800 6 times with a remainder of 388.
Record the quotient 6 as the next digit in the result. 
Result so far: 86597.52106
Deduct 5412 from 5800 and we're left with 388.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3880, and continue the process.

Moving on to step 14:
When dividing 3880 by 902, we get 4 with a remainder of 272.
Write down 4 as next digit of the result. 
Result so far: 86597.521064
Deduct 3608 from 3880 and we're left with 272.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2720, and continue the process.

Let's proceed to step 15:
If we divide 2720 by 902, we get 3 and a remainder of 14.
Put 3 as the next digit of the answer. 
Result so far: 86597.5210643
The remainder is 14 after subtracting 2706 from 2720.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Step 16:
140 divided by 902 is 0 with a remainder of 140.
Record the quotient 0 as the next digit in the result. 
Result so far: 86597.5210643
If we subtract 0 from 140, we get 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

The final result is 86597.5210643 with a remainder of 1.4e-07.