We look at the division of 77003168 by 853 
We're looking to find how many times 853 goes into 77003168.

On to step 1:
The number 853 fits into 7 0 times, leaving a remainder of 7.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 7 and we're left with 7.
Grab the next digit (7) from the dividend, add it to 7, then carry on: 77 / 853

Advancing to step 2:
77 divided by 853 is 0 with a remainder of 77.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 77 and we're left with 77.
Grab the next digit (0) from the dividend, add it to 77, then carry on: 770 / 853

Let's proceed to step 3:
If we divide 770 by 853, we get 0 and a remainder of 770.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 770 and we're left with 770.
Take the next digit (0) from the dividend and append it to 770, then repeat: 7700 / 853

On to step 4:
The number 853 fits into 7700 9 times, leaving a remainder of 23.
Write down 9 as next digit of the result. 
Result so far: 9.0
If we subtract 7677 from 7700, we get 23.
Include the next digit (3) from the dividend after 23, then repeat: 233 / 853

Step 5:
If we divide 233 by 853, we get 0 and a remainder of 233.
The number 0 becomes the next digit in our result. 
Result so far: 90.0
Subtracting 0 from 233 leaves us with 233.
Append the next digit (1) from the dividend to 233 and continue with: 2331 / 853

Step 6:
853 can be fit into 2331 2 times, resulting in a remainder of 625.
The next digit of our result is 2. 
Result so far: 902.0
Deduct 1706 from 2331 and we're left with 625.
Take the next digit (6) from the dividend and append it to 625, then repeat: 6256 / 853

Step 7:
853 can be fit into 6256 7 times, resulting in a remainder of 285.
The next digit of our result is 7. 
Result so far: 9027.0
If we subtract 5971 from 6256, we get 285.
Append the next digit (8) from the dividend to 285 and continue with: 2858 / 853

On to step 8:
853 can be fit into 2858 3 times, resulting in a remainder of 299.
Use 3 as the next digit of our solution. 
Result so far: 90273.0
Subtract 2559 from 2858 to get 299.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2990, and continue the process.

Moving on to step 9:
If we divide 2990 by 853, we get 3 and a remainder of 431.
Put 3 as the next digit of the answer. 
Result so far: 90273.3
Subtract 2559 from 2990 to get 431.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4310, and continue the process.

Going ahead to step 10:
853 can be fit into 4310 5 times, resulting in a remainder of 45.
The next digit of our result is 5. 
Result so far: 90273.35
Deduct 4265 from 4310 and we're left with 45.
Since there are no more digits in the dividend, we add a zero to the remainder making it 450, and continue the process.

Step 11:
If we divide 450 by 853, we get 0 and a remainder of 450.
Write down 0 as next digit of the result. 
Result so far: 90273.35
Deduct 0 from 450 and we're left with 450.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4500, and continue the process.

On to step 12:
The number 853 fits into 4500 5 times, leaving a remainder of 235.
The next digit of our result is 5. 
Result so far: 90273.3505
The remainder is 235 after subtracting 4265 from 4500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2350, and continue the process.

Advancing to step 13:
When dividing 2350 by 853, we get 2 with a remainder of 644.
The number 2 becomes the next digit in our result. 
Result so far: 90273.35052
Deduct 1706 from 2350 and we're left with 644.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6440, and continue the process.

Moving on to step 14:
If we divide 6440 by 853, we get 7 and a remainder of 469.
The next digit of our result is 7. 
Result so far: 90273.350527
If we take 5971 away from 6440, we end up with 469.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4690, and continue the process.

Step 15:
4690 divided by 853 is 5 with a remainder of 425.
Put 5 as the next digit of the answer. 
Result so far: 90273.3505275
Subtracting 4265 from 4690 leaves us with 425.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4250, and continue the process.

Advancing to step 16:
4250 divided by 853 is 4 with a remainder of 838.
Record the quotient 4 as the next digit in the result. 
Result so far: 90273.35052754
The remainder is 838 after subtracting 3412 from 4250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8380, and continue the process.

The final result is 90273.35052754 with a remainder of 8.38e-07.