54316119 divided by 642 
Our goal is to divide 54316119 by 642.

Let's proceed to step 1:
642 goes into 5 0 times with a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 5 leaves us with 5.
Append the next digit (4) from the dividend to 5 and continue with: 54 / 642

Advancing to step 2:
54 divided by 642 is 0 with a remainder of 54.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 54 to get 54.
Take the next digit (3) from the dividend and append it to 54, then repeat: 543 / 642

Let's proceed to step 3:
If we divide 543 by 642, we get 0 and a remainder of 543.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 543 leaves us with 543.
Bring next digit (1) of the dividend behind the 543 and repeat the process: 5431 / 642

Advancing to step 4:
If we divide 5431 by 642, we get 8 and a remainder of 295.
The next digit of our result is 8. 
Result so far: 8.0
Deduct 5136 from 5431 and we're left with 295.
Fetch the next digit (6) from the dividend, attach it to 295 and continue: 2956 / 642

Moving on to step 5:
If we divide 2956 by 642, we get 4 and a remainder of 388.
Use 4 as the next digit of our solution. 
Result so far: 84.0
Subtract 2568 from 2956 to get 388.
Grab the next digit (1) from the dividend, add it to 388, then carry on: 3881 / 642

Moving on to step 6:
The number 642 fits into 3881 6 times, leaving a remainder of 29.
The next digit of our result is 6. 
Result so far: 846.0
Subtract 3852 from 3881 to get 29.
Grab the next digit (1) from the dividend, add it to 29, then carry on: 291 / 642

Advancing to step 7:
642 goes into 291 0 times with a remainder of 291.
Write down 0 as next digit of the result. 
Result so far: 8460.0
If we subtract 0 from 291, we get 291.
Bring next digit (9) of the dividend behind the 291 and repeat the process: 2919 / 642

On to step 8:
642 goes into 2919 4 times with a remainder of 351.
The next digit of our result is 4. 
Result so far: 84604.0
Subtract 2568 from 2919 to get 351.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3510, and continue the process.

Let's proceed to step 9:
642 can be fit into 3510 5 times, resulting in a remainder of 300.
The number 5 becomes the next digit in our result. 
Result so far: 84604.5
Deduct 3210 from 3510 and we're left with 300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3000, and continue the process.

On to step 10:
642 goes into 3000 4 times with a remainder of 432.
Write down 4 as next digit of the result. 
Result so far: 84604.54
Subtracting 2568 from 3000 leaves us with 432.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4320, and continue the process.

Step 11:
When dividing 4320 by 642, we get 6 with a remainder of 468.
The next digit of our result is 6. 
Result so far: 84604.546
If we take 3852 away from 4320, we end up with 468.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4680, and continue the process.

On to step 12:
If we divide 4680 by 642, we get 7 and a remainder of 186.
The number 7 becomes the next digit in our result. 
Result so far: 84604.5467
Subtracting 4494 from 4680 leaves us with 186.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1860, and continue the process.

Going ahead to step 13:
The number 642 fits into 1860 2 times, leaving a remainder of 576.
Use 2 as the next digit of our solution. 
Result so far: 84604.54672
If we subtract 1284 from 1860, we get 576.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5760, and continue the process.

On to step 14:
The number 642 fits into 5760 8 times, leaving a remainder of 624.
Record the quotient 8 as the next digit in the result. 
Result so far: 84604.546728
Subtract 5136 from 5760 to get 624.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6240, and continue the process.

Going ahead to step 15:
The number 642 fits into 6240 9 times, leaving a remainder of 462.
Record the quotient 9 as the next digit in the result. 
Result so far: 84604.5467289
The remainder is 462 after subtracting 5778 from 6240.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4620, and continue the process.

Moving on to step 16:
642 can be fit into 4620 7 times, resulting in a remainder of 126.
Record the quotient 7 as the next digit in the result. 
Result so far: 84604.54672897
If we subtract 4494 from 4620, we 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.

The final result is 84604.54672897 with a remainder of 1.26e-07.