70617624 ÷ 831 
Let's see how many times 831 fits into 70617624.

Let's proceed to step 1:
When dividing 7 by 831, we get 0 with a remainder of 7.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 7, we end up with 7.
Include the next digit (0) from the dividend after 7, then repeat: 70 / 831

Step 2:
831 can be fit into 70 0 times, resulting in a remainder of 70.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 70 to get 70.
Fetch the next digit (6) from the dividend, attach it to 70 and continue: 706 / 831

Let's proceed to step 3:
706 divided by 831 is 0 with a remainder of 706.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 706, we get 706.
Grab the next digit (1) from the dividend, add it to 706, then carry on: 7061 / 831

Moving on to step 4:
831 can be fit into 7061 8 times, resulting in a remainder of 413.
The next digit of our result is 8. 
Result so far: 8.0
The remainder is 413 after subtracting 6648 from 7061.
Grab the next digit (7) from the dividend, add it to 413, then carry on: 4137 / 831

Moving on to step 5:
831 goes into 4137 4 times with a remainder of 813.
Record the quotient 4 as the next digit in the result. 
Result so far: 84.0
Subtract 3324 from 4137 to get 813.
Grab the next digit (6) from the dividend, add it to 813, then carry on: 8136 / 831

Let's proceed to step 6:
When dividing 8136 by 831, we get 9 with a remainder of 657.
Record the quotient 9 as the next digit in the result. 
Result so far: 849.0
If we subtract 7479 from 8136, we get 657.
Fetch the next digit (2) from the dividend, attach it to 657 and continue: 6572 / 831

On to step 7:
6572 divided by 831 is 7 with a remainder of 755.
The number 7 becomes the next digit in our result. 
Result so far: 8497.0
If we take 5817 away from 6572, we end up with 755.
Take the next digit (4) from the dividend and append it to 755, then repeat: 7554 / 831

Moving on to step 8:
831 can be fit into 7554 9 times, resulting in a remainder of 75.
Put 9 as the next digit of the answer. 
Result so far: 84979.0
Deduct 7479 from 7554 and we're left with 75.
Since there are no more digits in the dividend, we add a zero to the remainder making it 750, and continue the process.

Step 9:
831 goes into 750 0 times with a remainder of 750.
Record the quotient 0 as the next digit in the result. 
Result so far: 84979.0
The remainder is 750 after subtracting 0 from 750.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7500, and continue the process.

Moving on to step 10:
The number 831 fits into 7500 9 times, leaving a remainder of 21.
Use 9 as the next digit of our solution. 
Result so far: 84979.09
Subtracting 7479 from 7500 leaves us with 21.
Since there are no more digits in the dividend, we add a zero to the remainder making it 210, and continue the process.

Let's proceed to step 11:
If we divide 210 by 831, we get 0 and a remainder of 210.
The number 0 becomes the next digit in our result. 
Result so far: 84979.09
If we subtract 0 from 210, we get 210.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2100, and continue the process.

On to step 12:
If we divide 2100 by 831, we get 2 and a remainder of 438.
Write down 2 as next digit of the result. 
Result so far: 84979.0902
If we take 1662 away from 2100, we end up with 438.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4380, and continue the process.

On to step 13:
The number 831 fits into 4380 5 times, leaving a remainder of 225.
Use 5 as the next digit of our solution. 
Result so far: 84979.09025
Subtracting 4155 from 4380 leaves us with 225.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2250, and continue the process.

On to step 14:
The number 831 fits into 2250 2 times, leaving a remainder of 588.
Use 2 as the next digit of our solution. 
Result so far: 84979.090252
If we subtract 1662 from 2250, we get 588.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5880, and continue the process.

Let's proceed to step 15:
831 can be fit into 5880 7 times, resulting in a remainder of 63.
Write down 7 as next digit of the result. 
Result so far: 84979.0902527
The remainder is 63 after subtracting 5817 from 5880.
Since there are no more digits in the dividend, we add a zero to the remainder making it 630, and continue the process.

On to step 16:
630 divided by 831 is 0 with a remainder of 630.
Put 0 as the next digit of the answer. 
Result so far: 84979.0902527
The remainder is 630 after subtracting 0 from 630.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6300, and continue the process.

The final outcome is 84979.0902527, with a leftover of 6.3e-07.