71983186 ÷ 630 
We're looking to find how many times 630 goes into 71983186.

Advancing to step 1:
The number 630 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.
Include the next digit (1) from the dividend after 7, then repeat: 71 / 630

Going ahead to step 2:
When dividing 71 by 630, we get 0 with a remainder of 71.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 71, we get 71.
Bring next digit (9) of the dividend behind the 71 and repeat the process: 719 / 630

Going ahead to step 3:
630 can be fit into 719 1 times, resulting in a remainder of 89.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
Subtract 630 from 719 to get 89.
Bring next digit (8) of the dividend behind the 89 and repeat the process: 898 / 630

Moving on to step 4:
When dividing 898 by 630, we get 1 with a remainder of 268.
The number 1 becomes the next digit in our result. 
Result so far: 11.0
Subtract 630 from 898 to get 268.
Bring next digit (3) of the dividend behind the 268 and repeat the process: 2683 / 630

Going ahead to step 5:
If we divide 2683 by 630, we get 4 and a remainder of 163.
The number 4 becomes the next digit in our result. 
Result so far: 114.0
If we take 2520 away from 2683, we end up with 163.
Fetch the next digit (1) from the dividend, attach it to 163 and continue: 1631 / 630

Step 6:
When dividing 1631 by 630, we get 2 with a remainder of 371.
Write down 2 as next digit of the result. 
Result so far: 1142.0
If we take 1260 away from 1631, we end up with 371.
Append the next digit (8) from the dividend to 371 and continue with: 3718 / 630

Going ahead to step 7:
If we divide 3718 by 630, we get 5 and a remainder of 568.
The number 5 becomes the next digit in our result. 
Result so far: 11425.0
Deduct 3150 from 3718 and we're left with 568.
Grab the next digit (6) from the dividend, add it to 568, then carry on: 5686 / 630

Moving on to step 8:
When dividing 5686 by 630, we get 9 with a remainder of 16.
Write down 9 as next digit of the result. 
Result so far: 114259.0
Subtracting 5670 from 5686 leaves us with 16.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

On to step 9:
630 can be fit into 160 0 times, resulting in a remainder of 160.
Put 0 as the next digit of the answer. 
Result so far: 114259.0
Subtracting 0 from 160 leaves us with 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

Let's proceed to step 10:
If we divide 1600 by 630, we get 2 and a remainder of 340.
Write down 2 as next digit of the result. 
Result so far: 114259.02
If we take 1260 away from 1600, we end up with 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

Let's proceed to step 11:
If we divide 3400 by 630, we get 5 and a remainder of 250.
The next digit of our result is 5. 
Result so far: 114259.025
Subtract 3150 from 3400 to get 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

Advancing to step 12:
2500 divided by 630 is 3 with a remainder of 610.
Use 3 as the next digit of our solution. 
Result so far: 114259.0253
Subtract 1890 from 2500 to get 610.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6100, and continue the process.

Moving on to step 13:
6100 divided by 630 is 9 with a remainder of 430.
Use 9 as the next digit of our solution. 
Result so far: 114259.02539
The remainder is 430 after subtracting 5670 from 6100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4300, and continue the process.

On to step 14:
When dividing 4300 by 630, we get 6 with a remainder of 520.
Use 6 as the next digit of our solution. 
Result so far: 114259.025396
The remainder is 520 after subtracting 3780 from 4300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5200, and continue the process.

Moving on to step 15:
630 can be fit into 5200 8 times, resulting in a remainder of 160.
Use 8 as the next digit of our solution. 
Result so far: 114259.0253968
If we take 5040 away from 5200, we end up with 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

On to step 16:
When dividing 1600 by 630, we get 2 with a remainder of 340.
Use 2 as the next digit of our solution. 
Result so far: 114259.02539682
If we take 1260 away from 1600, we end up with 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

The final outcome is 114259.02539682, with a leftover of 3.4e-07.