We divide 10143774 by 129
We're looking to find how many times 129 goes into 10143774.

Advancing to step 1:
129 can be fit into 1 0 times, resulting in a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 1 to get 1.
Append the next digit (0) from the dividend to 1 and continue with: 10 / 129

Moving on to step 2:
10 divided by 129 is 0 with a remainder of 10.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 10 and we're left with 10.
Append the next digit (1) from the dividend to 10 and continue with: 101 / 129

Step 3:
129 goes into 101 0 times with a remainder of 101.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 101, we end up with 101.
Take the next digit (4) from the dividend and append it to 101, then repeat: 1014 / 129

Let's proceed to step 4:
1014 divided by 129 is 7 with a remainder of 111.
Use 7 as the next digit of our solution. 
Result so far: 7.0
Subtract 903 from 1014 to get 111.
Bring next digit (3) of the dividend behind the 111 and repeat the process: 1113 / 129

Going ahead to step 5:
129 goes into 1113 8 times with a remainder of 81.
The number 8 becomes the next digit in our result. 
Result so far: 78.0
The remainder is 81 after subtracting 1032 from 1113.
Include the next digit (7) from the dividend after 81, then repeat: 817 / 129

Advancing to step 6:
129 can be fit into 817 6 times, resulting in a remainder of 43.
Use 6 as the next digit of our solution. 
Result so far: 786.0
Subtract 774 from 817 to get 43.
Include the next digit (7) from the dividend after 43, then repeat: 437 / 129

On to step 7:
If we divide 437 by 129, we get 3 and a remainder of 50.
Record the quotient 3 as the next digit in the result. 
Result so far: 7863.0
The remainder is 50 after subtracting 387 from 437.
Take the next digit (4) from the dividend and append it to 50, then repeat: 504 / 129

Step 8:
504 divided by 129 is 3 with a remainder of 117.
The number 3 becomes the next digit in our result. 
Result so far: 78633.0
Subtract 387 from 504 to get 117.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1170, and continue the process.

Advancing to step 9:
129 goes into 1170 9 times with a remainder of 9.
Write down 9 as next digit of the result. 
Result so far: 78633.9
Subtract 1161 from 1170 to get 9.
Since there are no more digits in the dividend, we add a zero to the remainder making it 90, and continue the process.

Moving on to step 10:
129 can be fit into 90 0 times, resulting in a remainder of 90.
Record the quotient 0 as the next digit in the result. 
Result so far: 78633.9
Subtract 0 from 90 to get 90.
Since there are no more digits in the dividend, we add a zero to the remainder making it 900, and continue the process.

Moving on to step 11:
129 can be fit into 900 6 times, resulting in a remainder of 126.
The number 6 becomes the next digit in our result. 
Result so far: 78633.906
Subtract 774 from 900 to get 126.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1260, and continue the process.

Advancing to step 12:
The number 129 fits into 1260 9 times, leaving a remainder of 99.
Write down 9 as next digit of the result. 
Result so far: 78633.9069
If we take 1161 away from 1260, we end up with 99.
Since there are no more digits in the dividend, we add a zero to the remainder making it 990, and continue the process.

Step 13:
129 goes into 990 7 times with a remainder of 87.
Put 7 as the next digit of the answer. 
Result so far: 78633.90697
If we subtract 903 from 990, we get 87.
Since there are no more digits in the dividend, we add a zero to the remainder making it 870, and continue the process.

On to step 14:
870 divided by 129 is 6 with a remainder of 96.
Record the quotient 6 as the next digit in the result. 
Result so far: 78633.906976
If we subtract 774 from 870, we get 96.
Since there are no more digits in the dividend, we add a zero to the remainder making it 960, and continue the process.

Going ahead to step 15:
The number 129 fits into 960 7 times, leaving a remainder of 57.
The next digit of our result is 7. 
Result so far: 78633.9069767
Deduct 903 from 960 and we're left with 57.
Since there are no more digits in the dividend, we add a zero to the remainder making it 570, and continue the process.

On to step 16:
129 goes into 570 4 times with a remainder of 54.
Put 4 as the next digit of the answer. 
Result so far: 78633.90697674
If we subtract 516 from 570, we get 54.
Since there are no more digits in the dividend, we add a zero to the remainder making it 540, and continue the process.

After the division, we end up with 78633.90697674 and a remainder of 5.4e-08.