58410121 divided by 660 
Let's see how many times 660 fits into 58410121.

Advancing to step 1:
The number 660 fits into 5 0 times, leaving a remainder of 5.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 5 leaves us with 5.
Fetch the next digit (8) from the dividend, attach it to 5 and continue: 58 / 660

Advancing to step 2:
660 can be fit into 58 0 times, resulting in a remainder of 58.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 58 after subtracting 0 from 58.
Append the next digit (4) from the dividend to 58 and continue with: 584 / 660

On to step 3:
If we divide 584 by 660, we get 0 and a remainder of 584.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 584 to get 584.
Bring next digit (1) of the dividend behind the 584 and repeat the process: 5841 / 660

Moving on to step 4:
When dividing 5841 by 660, we get 8 with a remainder of 561.
Write down 8 as next digit of the result. 
Result so far: 8.0
Subtract 5280 from 5841 to get 561.
Include the next digit (0) from the dividend after 561, then repeat: 5610 / 660

Advancing to step 5:
If we divide 5610 by 660, we get 8 and a remainder of 330.
The next digit of our result is 8. 
Result so far: 88.0
Subtracting 5280 from 5610 leaves us with 330.
Grab the next digit (1) from the dividend, add it to 330, then carry on: 3301 / 660

Step 6:
If we divide 3301 by 660, we get 5 and a remainder of 1.
Record the quotient 5 as the next digit in the result. 
Result so far: 885.0
Deduct 3300 from 3301 and we're left with 1.
Fetch the next digit (2) from the dividend, attach it to 1 and continue: 12 / 660

Let's proceed to step 7:
When dividing 12 by 660, we get 0 with a remainder of 12.
Record the quotient 0 as the next digit in the result. 
Result so far: 8850.0
If we take 0 away from 12, we end up with 12.
Take the next digit (1) from the dividend and append it to 12, then repeat: 121 / 660

Going ahead to step 8:
660 can be fit into 121 0 times, resulting in a remainder of 121.
Write down 0 as next digit of the result. 
Result so far: 88500.0
Deduct 0 from 121 and we're left with 121.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1210, and continue the process.

On to step 9:
When dividing 1210 by 660, we get 1 with a remainder of 550.
Put 1 as the next digit of the answer. 
Result so far: 88500.1
Deduct 660 from 1210 and we're left with 550.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5500, and continue the process.

Step 10:
660 goes into 5500 8 times with a remainder of 220.
The next digit of our result is 8. 
Result so far: 88500.18
Deduct 5280 from 5500 and we're left with 220.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2200, and continue the process.

Step 11:
2200 divided by 660 is 3 with a remainder of 220.
Write down 3 as next digit of the result. 
Result so far: 88500.183
Subtracting 1980 from 2200 leaves us with 220.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2200, and continue the process.

Going ahead to step 12:
When dividing 2200 by 660, we get 3 with a remainder of 220.
The number 3 becomes the next digit in our result. 
Result so far: 88500.1833
Deduct 1980 from 2200 and we're left with 220.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2200, and continue the process.

The quotient of the division is 88500.1833, and the remainder is 0.0022.