Let's divide 18686243 by 454
We want to figure out the number of times 18686243 can be divided by 454.

Let's proceed to step 1:
454 goes into 1 0 times with a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 1 and we're left with 1.
Fetch the next digit (8) from the dividend, attach it to 1 and continue: 18 / 454

Step 2:
454 goes into 18 0 times with a remainder of 18.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 18 and we're left with 18.
Take the next digit (6) from the dividend and append it to 18, then repeat: 186 / 454

Let's proceed to step 3:
454 goes into 186 0 times with a remainder of 186.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 186 and we're left with 186.
Bring next digit (8) of the dividend behind the 186 and repeat the process: 1868 / 454

On to step 4:
454 can be fit into 1868 4 times, resulting in a remainder of 52.
Use 4 as the next digit of our solution. 
Result so far: 4.0
Deduct 1816 from 1868 and we're left with 52.
Fetch the next digit (6) from the dividend, attach it to 52 and continue: 526 / 454

Advancing to step 5:
454 goes into 526 1 times with a remainder of 72.
Record the quotient 1 as the next digit in the result. 
Result so far: 41.0
If we take 454 away from 526, we end up with 72.
Append the next digit (2) from the dividend to 72 and continue with: 722 / 454

Let's proceed to step 6:
The number 454 fits into 722 1 times, leaving a remainder of 268.
Record the quotient 1 as the next digit in the result. 
Result so far: 411.0
If we take 454 away from 722, we end up with 268.
Grab the next digit (4) from the dividend, add it to 268, then carry on: 2684 / 454

Advancing to step 7:
If we divide 2684 by 454, we get 5 and a remainder of 414.
Record the quotient 5 as the next digit in the result. 
Result so far: 4115.0
If we subtract 2270 from 2684, we get 414.
Grab the next digit (3) from the dividend, add it to 414, then carry on: 4143 / 454

Let's proceed to step 8:
4143 divided by 454 is 9 with a remainder of 57.
The number 9 becomes the next digit in our result. 
Result so far: 41159.0
Subtract 4086 from 4143 to get 57.
Since there are no more digits in the dividend, we add a zero to the remainder making it 570, and continue the process.

Let's proceed to step 9:
When dividing 570 by 454, we get 1 with a remainder of 116.
The next digit of our result is 1. 
Result so far: 41159.1
If we take 454 away from 570, we end up with 116.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1160, and continue the process.

Advancing to step 10:
The number 454 fits into 1160 2 times, leaving a remainder of 252.
The next digit of our result is 2. 
Result so far: 41159.12
The remainder is 252 after subtracting 908 from 1160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2520, and continue the process.

On to step 11:
When dividing 2520 by 454, we get 5 with a remainder of 250.
Put 5 as the next digit of the answer. 
Result so far: 41159.125
Deduct 2270 from 2520 and we're left with 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

Step 12:
The number 454 fits into 2500 5 times, leaving a remainder of 230.
Record the quotient 5 as the next digit in the result. 
Result so far: 41159.1255
Deduct 2270 from 2500 and we're left with 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2300, and continue the process.

Our division results in 41159.1255 with a remaining 0.0023.