Let's divide 12151686 by 448
Let's see how many times 448 fits into 12151686.

Moving on to step 1:
If we divide 1 by 448, we get 0 and a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 1 leaves us with 1.
Append the next digit (2) from the dividend to 1 and continue with: 12 / 448

Advancing to step 2:
448 can be fit into 12 0 times, resulting in a remainder of 12.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 12 leaves us with 12.
Fetch the next digit (1) from the dividend, attach it to 12 and continue: 121 / 448

On to step 3:
The number 448 fits into 121 0 times, leaving a remainder of 121.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 121 after subtracting 0 from 121.
Take the next digit (5) from the dividend and append it to 121, then repeat: 1215 / 448

Going ahead to step 4:
When dividing 1215 by 448, we get 2 with a remainder of 319.
The next digit of our result is 2. 
Result so far: 2.0
If we take 896 away from 1215, we end up with 319.
Grab the next digit (1) from the dividend, add it to 319, then carry on: 3191 / 448

Let's proceed to step 5:
448 can be fit into 3191 7 times, resulting in a remainder of 55.
Use 7 as the next digit of our solution. 
Result so far: 27.0
The remainder is 55 after subtracting 3136 from 3191.
Include the next digit (6) from the dividend after 55, then repeat: 556 / 448

Going ahead to step 6:
If we divide 556 by 448, we get 1 and a remainder of 108.
The number 1 becomes the next digit in our result. 
Result so far: 271.0
Subtracting 448 from 556 leaves us with 108.
Include the next digit (8) from the dividend after 108, then repeat: 1088 / 448

Let's proceed to step 7:
448 can be fit into 1088 2 times, resulting in a remainder of 192.
Use 2 as the next digit of our solution. 
Result so far: 2712.0
Deduct 896 from 1088 and we're left with 192.
Fetch the next digit (6) from the dividend, attach it to 192 and continue: 1926 / 448

Advancing to step 8:
448 can be fit into 1926 4 times, resulting in a remainder of 134.
Put 4 as the next digit of the answer. 
Result so far: 27124.0
Subtract 1792 from 1926 to get 134.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1340, and continue the process.

Advancing to step 9:
If we divide 1340 by 448, we get 2 and a remainder of 444.
The next digit of our result is 2. 
Result so far: 27124.2
Deduct 896 from 1340 and we're left with 444.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4440, and continue the process.

Moving on to step 10:
When dividing 4440 by 448, we get 9 with a remainder of 408.
Write down 9 as next digit of the result. 
Result so far: 27124.29
The remainder is 408 after subtracting 4032 from 4440.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4080, and continue the process.

Moving on to step 11:
The number 448 fits into 4080 9 times, leaving a remainder of 48.
Use 9 as the next digit of our solution. 
Result so far: 27124.299
If we take 4032 away from 4080, we end up with 48.
Since there are no more digits in the dividend, we add a zero to the remainder making it 480, and continue the process.

Our division results in 27124.299 with a remaining 0.0048.