66378115 divided by 863 
Let's see how many times 863 fits into 66378115.

Moving on to step 1:
863 can be fit into 6 0 times, resulting in a remainder of 6.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 6 to get 6.
Bring next digit (6) of the dividend behind the 6 and repeat the process: 66 / 863

Step 2:
The number 863 fits into 66 0 times, leaving a remainder of 66.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 66, we end up with 66.
Take the next digit (3) from the dividend and append it to 66, then repeat: 663 / 863

Moving on to step 3:
863 goes into 663 0 times with a remainder of 663.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 663, we get 663.
Fetch the next digit (7) from the dividend, attach it to 663 and continue: 6637 / 863

Step 4:
The number 863 fits into 6637 7 times, leaving a remainder of 596.
Put 7 as the next digit of the answer. 
Result so far: 7.0
Deduct 6041 from 6637 and we're left with 596.
Take the next digit (8) from the dividend and append it to 596, then repeat: 5968 / 863

Moving on to step 5:
863 can be fit into 5968 6 times, resulting in a remainder of 790.
The number 6 becomes the next digit in our result. 
Result so far: 76.0
If we subtract 5178 from 5968, we get 790.
Bring next digit (1) of the dividend behind the 790 and repeat the process: 7901 / 863

Moving on to step 6:
The number 863 fits into 7901 9 times, leaving a remainder of 134.
Record the quotient 9 as the next digit in the result. 
Result so far: 769.0
Deduct 7767 from 7901 and we're left with 134.
Bring next digit (1) of the dividend behind the 134 and repeat the process: 1341 / 863

Going ahead to step 7:
If we divide 1341 by 863, we get 1 and a remainder of 478.
Record the quotient 1 as the next digit in the result. 
Result so far: 7691.0
The remainder is 478 after subtracting 863 from 1341.
Append the next digit (5) from the dividend to 478 and continue with: 4785 / 863

Moving on to step 8:
If we divide 4785 by 863, we get 5 and a remainder of 470.
The number 5 becomes the next digit in our result. 
Result so far: 76915.0
If we take 4315 away from 4785, we end up with 470.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4700, and continue the process.

Going ahead to step 9:
863 goes into 4700 5 times with a remainder of 385.
Record the quotient 5 as the next digit in the result. 
Result so far: 76915.5
Deduct 4315 from 4700 and we're left with 385.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3850, and continue the process.

On to step 10:
863 can be fit into 3850 4 times, resulting in a remainder of 398.
Write down 4 as next digit of the result. 
Result so far: 76915.54
Subtract 3452 from 3850 to get 398.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3980, and continue the process.

Going ahead to step 11:
863 can be fit into 3980 4 times, resulting in a remainder of 528.
Record the quotient 4 as the next digit in the result. 
Result so far: 76915.544
If we subtract 3452 from 3980, we get 528.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5280, and continue the process.

After the division, we end up with 76915.544 and a remainder of 0.0528.