79881369 divided by 170 
We want to divide 79881369 by 170.

Step 1:
170 goes into 7 0 times with a remainder of 7.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 7 after subtracting 0 from 7.
Append the next digit (9) from the dividend to 7 and continue with: 79 / 170

Advancing to step 2:
79 divided by 170 is 0 with a remainder of 79.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 79 leaves us with 79.
Include the next digit (8) from the dividend after 79, then repeat: 798 / 170

Going ahead to step 3:
When dividing 798 by 170, we get 4 with a remainder of 118.
The next digit of our result is 4. 
Result so far: 4.0
Subtract 680 from 798 to get 118.
Take the next digit (8) from the dividend and append it to 118, then repeat: 1188 / 170

Let's proceed to step 4:
If we divide 1188 by 170, we get 6 and a remainder of 168.
Record the quotient 6 as the next digit in the result. 
Result so far: 46.0
Subtracting 1020 from 1188 leaves us with 168.
Fetch the next digit (1) from the dividend, attach it to 168 and continue: 1681 / 170

Let's proceed to step 5:
When dividing 1681 by 170, we get 9 with a remainder of 151.
Write down 9 as next digit of the result. 
Result so far: 469.0
If we take 1530 away from 1681, we end up with 151.
Grab the next digit (3) from the dividend, add it to 151, then carry on: 1513 / 170

Step 6:
1513 divided by 170 is 8 with a remainder of 153.
The next digit of our result is 8. 
Result so far: 4698.0
Subtract 1360 from 1513 to get 153.
Include the next digit (6) from the dividend after 153, then repeat: 1536 / 170

On to step 7:
The number 170 fits into 1536 9 times, leaving a remainder of 6.
Put 9 as the next digit of the answer. 
Result so far: 46989.0
Subtract 1530 from 1536 to get 6.
Take the next digit (9) from the dividend and append it to 6, then repeat: 69 / 170

Going ahead to step 8:
69 divided by 170 is 0 with a remainder of 69.
Record the quotient 0 as the next digit in the result. 
Result so far: 469890.0
Deduct 0 from 69 and we're left with 69.
Since there are no more digits in the dividend, we add a zero to the remainder making it 690, and continue the process.

Step 9:
The number 170 fits into 690 4 times, leaving a remainder of 10.
Use 4 as the next digit of our solution. 
Result so far: 469890.4
Deduct 680 from 690 and we're left with 10.
Since there are no more digits in the dividend, we add a zero to the remainder making it 100, and continue the process.

Going ahead to step 10:
170 goes into 100 0 times with a remainder of 100.
Use 0 as the next digit of our solution. 
Result so far: 469890.4
If we take 0 away from 100, we end up with 100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1000, and continue the process.

Step 11:
When dividing 1000 by 170, we get 5 with a remainder of 150.
Put 5 as the next digit of the answer. 
Result so far: 469890.405
The remainder is 150 after subtracting 850 from 1000.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Going ahead to step 12:
170 can be fit into 1500 8 times, resulting in a remainder of 140.
The number 8 becomes the next digit in our result. 
Result so far: 469890.4058
Subtract 1360 from 1500 to 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.

Going ahead to step 13:
1400 divided by 170 is 8 with a remainder of 40.
The number 8 becomes the next digit in our result. 
Result so far: 469890.40588
If we subtract 1360 from 1400, we get 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

The final outcome is 469890.40588, with a leftover of 4e-05.