30758458 ÷ 615 
We want to figure out the number of times 30758458 can be divided by 615.

On to step 1:
615 can be fit into 3 0 times, resulting in a remainder of 3.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 3 and we're left with 3.
Take the next digit (0) from the dividend and append it to 3, then repeat: 30 / 615

Let's proceed to step 2:
30 divided by 615 is 0 with a remainder of 30.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 30, we get 30.
Bring next digit (7) of the dividend behind the 30 and repeat the process: 307 / 615

Going ahead to step 3:
615 can be fit into 307 0 times, resulting in a remainder of 307.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 307 to get 307.
Include the next digit (5) from the dividend after 307, then repeat: 3075 / 615

On to step 4:
When dividing 3075 by 615, we get 5 with a remainder of 0.
Put 5 as the next digit of the answer. 
Result so far: 5.0
If we subtract 3075 from 3075, we get 0.
Bring next digit (8) of the dividend behind the 0 and repeat the process: 8 / 615

Going ahead to step 5:
The number 615 fits into 8 0 times, leaving a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 50.0
Subtract 0 from 8 to get 8.
Fetch the next digit (4) from the dividend, attach it to 8 and continue: 84 / 615

Going ahead to step 6:
84 divided by 615 is 0 with a remainder of 84.
Write down 0 as next digit of the result. 
Result so far: 500.0
If we take 0 away from 84, we end up with 84.
Grab the next digit (5) from the dividend, add it to 84, then carry on: 845 / 615

Step 7:
615 can be fit into 845 1 times, resulting in a remainder of 230.
The next digit of our result is 1. 
Result so far: 5001.0
The remainder is 230 after subtracting 615 from 845.
Take the next digit (8) from the dividend and append it to 230, then repeat: 2308 / 615

Let's proceed to step 8:
If we divide 2308 by 615, we get 3 and a remainder of 463.
The next digit of our result is 3. 
Result so far: 50013.0
Subtract 1845 from 2308 to get 463.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4630, and continue the process.

Going ahead to step 9:
If we divide 4630 by 615, we get 7 and a remainder of 325.
Write down 7 as next digit of the result. 
Result so far: 50013.7
The remainder is 325 after subtracting 4305 from 4630.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3250, and continue the process.

Step 10:
When dividing 3250 by 615, we get 5 with a remainder of 175.
Write down 5 as next digit of the result. 
Result so far: 50013.75
Subtract 3075 from 3250 to get 175.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1750, and continue the process.

Let's proceed to step 11:
1750 divided by 615 is 2 with a remainder of 520.
Put 2 as the next digit of the answer. 
Result so far: 50013.752
Deduct 1230 from 1750 and we're left with 520.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5200, and continue the process.

Moving on to step 12:
If we divide 5200 by 615, we get 8 and a remainder of 280.
Record the quotient 8 as the next digit in the result. 
Result so far: 50013.7528
If we take 4920 away from 5200, we end up with 280.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2800, and continue the process.

Going ahead to step 13:
615 goes into 2800 4 times with a remainder of 340.
The next digit of our result is 4. 
Result so far: 50013.75284
Deduct 2460 from 2800 and we're left with 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

Step 14:
If we divide 3400 by 615, we get 5 and a remainder of 325.
The next digit of our result is 5. 
Result so far: 50013.752845
The remainder is 325 after subtracting 3075 from 3400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3250, and continue the process.

Let's proceed to step 15:
615 goes into 3250 5 times with a remainder of 175.
Use 5 as the next digit of our solution. 
Result so far: 50013.7528455
Subtract 3075 from 3250 to get 175.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1750, and continue the process.

After the division, we end up with 50013.7528455 and a remainder of 1.75e-06.