54115112 divided by 401 
Our goal is to divide 54115112 by 401.

Moving on to step 1:
401 can be fit into 5 0 times, resulting in a remainder of 5.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Bring next digit (4) of the dividend behind the 5 and repeat the process: 54 / 401

Going ahead to step 2:
54 divided by 401 is 0 with a remainder of 54.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 54 after subtracting 0 from 54.
Append the next digit (1) from the dividend to 54 and continue with: 541 / 401

Going ahead to step 3:
401 goes into 541 1 times with a remainder of 140.
Put 1 as the next digit of the answer. 
Result so far: 1.0
Subtract 401 from 541 to get 140.
Include the next digit (1) from the dividend after 140, then repeat: 1401 / 401

On to step 4:
401 goes into 1401 3 times with a remainder of 198.
Record the quotient 3 as the next digit in the result. 
Result so far: 13.0
Subtract 1203 from 1401 to get 198.
Bring next digit (5) of the dividend behind the 198 and repeat the process: 1985 / 401

Moving on to step 5:
1985 divided by 401 is 4 with a remainder of 381.
Record the quotient 4 as the next digit in the result. 
Result so far: 134.0
If we take 1604 away from 1985, we end up with 381.
Bring next digit (1) of the dividend behind the 381 and repeat the process: 3811 / 401

Step 6:
401 goes into 3811 9 times with a remainder of 202.
Write down 9 as next digit of the result. 
Result so far: 1349.0
Subtract 3609 from 3811 to get 202.
Append the next digit (1) from the dividend to 202 and continue with: 2021 / 401

Moving on to step 7:
If we divide 2021 by 401, we get 5 and a remainder of 16.
Write down 5 as next digit of the result. 
Result so far: 13495.0
The remainder is 16 after subtracting 2005 from 2021.
Take the next digit (2) from the dividend and append it to 16, then repeat: 162 / 401

Let's proceed to step 8:
401 can be fit into 162 0 times, resulting in a remainder of 162.
Write down 0 as next digit of the result. 
Result so far: 134950.0
If we take 0 away from 162, we end up with 162.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1620, and continue the process.

Going ahead to step 9:
401 goes into 1620 4 times with a remainder of 16.
Record the quotient 4 as the next digit in the result. 
Result so far: 134950.4
Deduct 1604 from 1620 and we're left 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.

Going ahead to step 10:
The number 401 fits into 160 0 times, leaving a remainder of 160.
The number 0 becomes the next digit in our result. 
Result so far: 134950.4
Subtract 0 from 160 to get 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 11:
The number 401 fits into 1600 3 times, leaving a remainder of 397.
Record the quotient 3 as the next digit in the result. 
Result so far: 134950.403
Subtract 1203 from 1600 to get 397.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3970, and continue the process.

Step 12:
3970 divided by 401 is 9 with a remainder of 361.
The next digit of our result is 9. 
Result so far: 134950.4039
Subtract 3609 from 3970 to get 361.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3610, and continue the process.

Step 13:
401 goes into 3610 9 times with a remainder of 1.
Put 9 as the next digit of the answer. 
Result so far: 134950.40399
Deduct 3609 from 3610 and we're left with 1.
Since there are no more digits in the dividend, we add a zero to the remainder making it 10, and continue the process.

Our division results in 134950.40399 with a remaining 1e-06.