21591560 divided by 481 
We want to figure out the number of times 21591560 can be divided by 481.

Going ahead to step 1:
2 divided by 481 is 0 with a remainder of 2.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 2 leaves us with 2.
Include the next digit (1) from the dividend after 2, then repeat: 21 / 481

Let's proceed to step 2:
When dividing 21 by 481, we get 0 with a remainder of 21.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 21, we end up with 21.
Fetch the next digit (5) from the dividend, attach it to 21 and continue: 215 / 481

On to step 3:
The number 481 fits into 215 0 times, leaving a remainder of 215.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 215, we get 215.
Include the next digit (9) from the dividend after 215, then repeat: 2159 / 481

Advancing to step 4:
481 goes into 2159 4 times with a remainder of 235.
Record the quotient 4 as the next digit in the result. 
Result so far: 4.0
Subtracting 1924 from 2159 leaves us with 235.
Bring next digit (1) of the dividend behind the 235 and repeat the process: 2351 / 481

Step 5:
481 can be fit into 2351 4 times, resulting in a remainder of 427.
Use 4 as the next digit of our solution. 
Result so far: 44.0
Deduct 1924 from 2351 and we're left with 427.
Take the next digit (5) from the dividend and append it to 427, then repeat: 4275 / 481

Step 6:
When dividing 4275 by 481, we get 8 with a remainder of 427.
The number 8 becomes the next digit in our result. 
Result so far: 448.0
If we subtract 3848 from 4275, we get 427.
Take the next digit (6) from the dividend and append it to 427, then repeat: 4276 / 481

Let's proceed to step 7:
481 can be fit into 4276 8 times, resulting in a remainder of 428.
Record the quotient 8 as the next digit in the result. 
Result so far: 4488.0
Subtract 3848 from 4276 to get 428.
Fetch the next digit (0) from the dividend, attach it to 428 and continue: 4280 / 481

Going ahead to step 8:
When dividing 4280 by 481, we get 8 with a remainder of 432.
Use 8 as the next digit of our solution. 
Result so far: 44888.0
If we subtract 3848 from 4280, we get 432.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4320, and continue the process.

Let's proceed to step 9:
481 can be fit into 4320 8 times, resulting in a remainder of 472.
The number 8 becomes the next digit in our result. 
Result so far: 44888.8
Subtracting 3848 from 4320 leaves us with 472.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4720, and continue the process.

Moving on to step 10:
481 goes into 4720 9 times with a remainder of 391.
Write down 9 as next digit of the result. 
Result so far: 44888.89
If we subtract 4329 from 4720, we get 391.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3910, and continue the process.

Let's proceed to step 11:
If we divide 3910 by 481, we get 8 and a remainder of 62.
The number 8 becomes the next digit in our result. 
Result so far: 44888.898
Deduct 3848 from 3910 and we're left with 62.
Since there are no more digits in the dividend, we add a zero to the remainder making it 620, and continue the process.

Moving on to step 12:
When dividing 620 by 481, we get 1 with a remainder of 139.
Write down 1 as next digit of the result. 
Result so far: 44888.8981
The remainder is 139 after subtracting 481 from 620.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1390, and continue the process.

Let's proceed to step 13:
If we divide 1390 by 481, we get 2 and a remainder of 428.
Write down 2 as next digit of the result. 
Result so far: 44888.89812
If we subtract 962 from 1390, we get 428.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4280, and continue the process.

Going ahead to step 14:
If we divide 4280 by 481, we get 8 and a remainder of 432.
Write down 8 as next digit of the result. 
Result so far: 44888.898128
Subtracting 3848 from 4280 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.

Let's proceed to step 15:
When dividing 4320 by 481, we get 8 with a remainder of 472.
Record the quotient 8 as the next digit in the result. 
Result so far: 44888.8981288
The remainder is 472 after subtracting 3848 from 4320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4720, and continue the process.

The final outcome is 44888.8981288, with a leftover of 4.72e-06.