We divide 19102999 by 645
We're looking to find how many times 645 goes into 19102999.

Going ahead to step 1:
645 can be fit into 1 0 times, resulting in a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 1 leaves us with 1.
Bring next digit (9) of the dividend behind the 1 and repeat the process: 19 / 645

Let's proceed to step 2:
The number 645 fits into 19 0 times, leaving a remainder of 19.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 19, we end up with 19.
Grab the next digit (1) from the dividend, add it to 19, then carry on: 191 / 645

Moving on to step 3:
If we divide 191 by 645, we get 0 and a remainder of 191.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 191 and we're left with 191.
Grab the next digit (0) from the dividend, add it to 191, then carry on: 1910 / 645

Step 4:
1910 divided by 645 is 2 with a remainder of 620.
Write down 2 as next digit of the result. 
Result so far: 2.0
Subtracting 1290 from 1910 leaves us with 620.
Fetch the next digit (2) from the dividend, attach it to 620 and continue: 6202 / 645

Going ahead to step 5:
6202 divided by 645 is 9 with a remainder of 397.
Write down 9 as next digit of the result. 
Result so far: 29.0
The remainder is 397 after subtracting 5805 from 6202.
Append the next digit (9) from the dividend to 397 and continue with: 3979 / 645

Let's proceed to step 6:
The number 645 fits into 3979 6 times, leaving a remainder of 109.
The number 6 becomes the next digit in our result. 
Result so far: 296.0
If we subtract 3870 from 3979, we get 109.
Bring next digit (9) of the dividend behind the 109 and repeat the process: 1099 / 645

Step 7:
1099 divided by 645 is 1 with a remainder of 454.
Record the quotient 1 as the next digit in the result. 
Result so far: 2961.0
If we take 645 away from 1099, we end up with 454.
Fetch the next digit (9) from the dividend, attach it to 454 and continue: 4549 / 645

Moving on to step 8:
The number 645 fits into 4549 7 times, leaving a remainder of 34.
The next digit of our result is 7. 
Result so far: 29617.0
Deduct 4515 from 4549 and we're left with 34.
Since there are no more digits in the dividend, we add a zero to the remainder making it 340, and continue the process.

Going ahead to step 9:
If we divide 340 by 645, we get 0 and a remainder of 340.
Record the quotient 0 as the next digit in the result. 
Result so far: 29617.0
Deduct 0 from 340 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.

Moving on to step 10:
If we divide 3400 by 645, we get 5 and a remainder of 175.
Write down 5 as next digit of the result. 
Result so far: 29617.05
The remainder is 175 after subtracting 3225 from 3400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1750, and continue the process.

Advancing to step 11:
645 goes into 1750 2 times with a remainder of 460.
Put 2 as the next digit of the answer. 
Result so far: 29617.052
Subtracting 1290 from 1750 leaves us with 460.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4600, and continue the process.

Moving on to step 12:
645 can be fit into 4600 7 times, resulting in a remainder of 85.
Write down 7 as next digit of the result. 
Result so far: 29617.0527
Subtract 4515 from 4600 to get 85.
Since there are no more digits in the dividend, we add a zero to the remainder making it 850, and continue the process.

Going ahead to step 13:
If we divide 850 by 645, we get 1 and a remainder of 205.
The number 1 becomes the next digit in our result. 
Result so far: 29617.05271
Subtract 645 from 850 to get 205.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2050, and continue the process.

Step 14:
645 can be fit into 2050 3 times, resulting in a remainder of 115.
The number 3 becomes the next digit in our result. 
Result so far: 29617.052713
Deduct 1935 from 2050 and we're left with 115.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1150, and continue the process.

Let's proceed to step 15:
645 goes into 1150 1 times with a remainder of 505.
Write down 1 as next digit of the result. 
Result so far: 29617.0527131
Subtracting 645 from 1150 leaves us with 505.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5050, and continue the process.

Moving on to step 16:
5050 divided by 645 is 7 with a remainder of 535.
The next digit of our result is 7. 
Result so far: 29617.05271317
If we take 4515 away from 5050, we end up with 535.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5350, and continue the process.

In conclusion, the division gives 29617.05271317 with a balance of 5.35e-07.