66479846 divided by 451 
Our goal is to divide 66479846 by 451.

Moving on to step 1:
The number 451 fits into 6 0 times, leaving a remainder of 6.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 6, we get 6.
Bring next digit (6) of the dividend behind the 6 and repeat the process: 66 / 451

Step 2:
If we divide 66 by 451, we get 0 and a remainder of 66.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 66 to get 66.
Fetch the next digit (4) from the dividend, attach it to 66 and continue: 664 / 451

On to step 3:
664 divided by 451 is 1 with a remainder of 213.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we take 451 away from 664, we end up with 213.
Fetch the next digit (7) from the dividend, attach it to 213 and continue: 2137 / 451

On to step 4:
451 goes into 2137 4 times with a remainder of 333.
Put 4 as the next digit of the answer. 
Result so far: 14.0
Deduct 1804 from 2137 and we're left with 333.
Include the next digit (9) from the dividend after 333, then repeat: 3339 / 451

Let's proceed to step 5:
451 goes into 3339 7 times with a remainder of 182.
Use 7 as the next digit of our solution. 
Result so far: 147.0
If we take 3157 away from 3339, we end up with 182.
Include the next digit (8) from the dividend after 182, then repeat: 1828 / 451

On to step 6:
451 can be fit into 1828 4 times, resulting in a remainder of 24.
Write down 4 as next digit of the result. 
Result so far: 1474.0
Deduct 1804 from 1828 and we're left with 24.
Include the next digit (4) from the dividend after 24, then repeat: 244 / 451

Going ahead to step 7:
451 can be fit into 244 0 times, resulting in a remainder of 244.
Use 0 as the next digit of our solution. 
Result so far: 14740.0
Subtracting 0 from 244 leaves us with 244.
Grab the next digit (6) from the dividend, add it to 244, then carry on: 2446 / 451

Advancing to step 8:
The number 451 fits into 2446 5 times, leaving a remainder of 191.
Use 5 as the next digit of our solution. 
Result so far: 147405.0
Subtract 2255 from 2446 to get 191.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1910, and continue the process.

Step 9:
1910 divided by 451 is 4 with a remainder of 106.
Use 4 as the next digit of our solution. 
Result so far: 147405.4
The remainder is 106 after subtracting 1804 from 1910.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1060, and continue the process.

Step 10:
The number 451 fits into 1060 2 times, leaving a remainder of 158.
The number 2 becomes the next digit in our result. 
Result so far: 147405.42
If we subtract 902 from 1060, we get 158.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1580, and continue the process.

On to step 11:
When dividing 1580 by 451, we get 3 with a remainder of 227.
Put 3 as the next digit of the answer. 
Result so far: 147405.423
Subtracting 1353 from 1580 leaves us with 227.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2270, and continue the process.

Going ahead to step 12:
When dividing 2270 by 451, we get 5 with a remainder of 15.
Record the quotient 5 as the next digit in the result. 
Result so far: 147405.4235
Deduct 2255 from 2270 and we're left with 15.
Since there are no more digits in the dividend, we add a zero to the remainder making it 150, and continue the process.

Going ahead to step 13:
150 divided by 451 is 0 with a remainder of 150.
Put 0 as the next digit of the answer. 
Result so far: 147405.4235
Subtracting 0 from 150 leaves us with 150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

On to step 14:
When dividing 1500 by 451, we get 3 with a remainder of 147.
Use 3 as the next digit of our solution. 
Result so far: 147405.423503
If we subtract 1353 from 1500, we get 147.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1470, and continue the process.

Going ahead to step 15:
If we divide 1470 by 451, we get 3 and a remainder of 117.
The next digit of our result is 3. 
Result so far: 147405.4235033
Deduct 1353 from 1470 and we're left with 117.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1170, and continue the process.

After the division, we end up with 147405.4235033 and a remainder of 1.17e-06.