18306149 divided by 515 
Our goal is to divide 18306149 by 515.

Let's proceed to step 1:
515 can be fit into 1 0 times, resulting in a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Grab the next digit (8) from the dividend, add it to 1, then carry on: 18 / 515

Moving on to step 2:
When dividing 18 by 515, we get 0 with a remainder of 18.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 18 to get 18.
Append the next digit (3) from the dividend to 18 and continue with: 183 / 515

Let's proceed to step 3:
If we divide 183 by 515, we get 0 and a remainder of 183.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 183 to get 183.
Bring next digit (0) of the dividend behind the 183 and repeat the process: 1830 / 515

Step 4:
The number 515 fits into 1830 3 times, leaving a remainder of 285.
The next digit of our result is 3. 
Result so far: 3.0
If we subtract 1545 from 1830, we get 285.
Fetch the next digit (6) from the dividend, attach it to 285 and continue: 2856 / 515

Advancing to step 5:
If we divide 2856 by 515, we get 5 and a remainder of 281.
Put 5 as the next digit of the answer. 
Result so far: 35.0
The remainder is 281 after subtracting 2575 from 2856.
Bring next digit (1) of the dividend behind the 281 and repeat the process: 2811 / 515

Advancing to step 6:
2811 divided by 515 is 5 with a remainder of 236.
Put 5 as the next digit of the answer. 
Result so far: 355.0
The remainder is 236 after subtracting 2575 from 2811.
Grab the next digit (4) from the dividend, add it to 236, then carry on: 2364 / 515

On to step 7:
The number 515 fits into 2364 4 times, leaving a remainder of 304.
The number 4 becomes the next digit in our result. 
Result so far: 3554.0
Subtracting 2060 from 2364 leaves us with 304.
Append the next digit (9) from the dividend to 304 and continue with: 3049 / 515

Going ahead to step 8:
If we divide 3049 by 515, we get 5 and a remainder of 474.
The number 5 becomes the next digit in our result. 
Result so far: 35545.0
Deduct 2575 from 3049 and we're left with 474.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4740, and continue the process.

Let's proceed to step 9:
The number 515 fits into 4740 9 times, leaving a remainder of 105.
The number 9 becomes the next digit in our result. 
Result so far: 35545.9
If we subtract 4635 from 4740, we get 105.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1050, and continue the process.

Step 10:
When dividing 1050 by 515, we get 2 with a remainder of 20.
Record the quotient 2 as the next digit in the result. 
Result so far: 35545.92
If we take 1030 away from 1050, we end up with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Going ahead to step 11:
If we divide 200 by 515, we get 0 and a remainder of 200.
Record the quotient 0 as the next digit in the result. 
Result so far: 35545.92
If we take 0 away from 200, we end up with 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Moving on to step 12:
When dividing 2000 by 515, we get 3 with a remainder of 455.
Put 3 as the next digit of the answer. 
Result so far: 35545.9203
If we subtract 1545 from 2000, we get 455.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4550, and continue the process.

Moving on to step 13:
515 can be fit into 4550 8 times, resulting in a remainder of 430.
Put 8 as the next digit of the answer. 
Result so far: 35545.92038
Deduct 4120 from 4550 and we're left with 430.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4300, and continue the process.

Advancing to step 14:
When dividing 4300 by 515, we get 8 with a remainder of 180.
Use 8 as the next digit of our solution. 
Result so far: 35545.920388
If we take 4120 away from 4300, we end up with 180.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1800, and continue the process.

In conclusion, the division gives 35545.920388 with a balance of 1.8e-05.