29293033 ÷ 643 
We want to figure out the number of times 29293033 can be divided by 643.

Let's proceed to step 1:
2 divided by 643 is 0 with a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 2, we end up with 2.
Take the next digit (9) from the dividend and append it to 2, then repeat: 29 / 643

On to step 2:
643 goes into 29 0 times with a remainder of 29.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 29, we end up with 29.
Grab the next digit (2) from the dividend, add it to 29, then carry on: 292 / 643

On to step 3:
643 goes into 292 0 times with a remainder of 292.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 292 after subtracting 0 from 292.
Take the next digit (9) from the dividend and append it to 292, then repeat: 2929 / 643

Moving on to step 4:
The number 643 fits into 2929 4 times, leaving a remainder of 357.
Use 4 as the next digit of our solution. 
Result so far: 4.0
Subtract 2572 from 2929 to get 357.
Take the next digit (3) from the dividend and append it to 357, then repeat: 3573 / 643

Let's proceed to step 5:
3573 divided by 643 is 5 with a remainder of 358.
Write down 5 as next digit of the result. 
Result so far: 45.0
If we take 3215 away from 3573, we end up with 358.
Bring next digit (0) of the dividend behind the 358 and repeat the process: 3580 / 643

Let's proceed to step 6:
If we divide 3580 by 643, we get 5 and a remainder of 365.
The number 5 becomes the next digit in our result. 
Result so far: 455.0
If we take 3215 away from 3580, we end up with 365.
Bring next digit (3) of the dividend behind the 365 and repeat the process: 3653 / 643

Advancing to step 7:
When dividing 3653 by 643, we get 5 with a remainder of 438.
Use 5 as the next digit of our solution. 
Result so far: 4555.0
If we take 3215 away from 3653, we end up with 438.
Include the next digit (3) from the dividend after 438, then repeat: 4383 / 643

Going ahead to step 8:
The number 643 fits into 4383 6 times, leaving a remainder of 525.
Write down 6 as next digit of the result. 
Result so far: 45556.0
If we subtract 3858 from 4383, we get 525.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5250, and continue the process.

On to step 9:
643 goes into 5250 8 times with a remainder of 106.
The number 8 becomes the next digit in our result. 
Result so far: 45556.8
If we take 5144 away from 5250, we end up with 106.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1060, and continue the process.

Moving on to step 10:
643 goes into 1060 1 times with a remainder of 417.
Write down 1 as next digit of the result. 
Result so far: 45556.81
The remainder is 417 after subtracting 643 from 1060.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4170, and continue the process.

On to step 11:
643 can be fit into 4170 6 times, resulting in a remainder of 312.
Use 6 as the next digit of our solution. 
Result so far: 45556.816
Subtract 3858 from 4170 to get 312.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3120, and continue the process.

Step 12:
643 goes into 3120 4 times with a remainder of 548.
Write down 4 as next digit of the result. 
Result so far: 45556.8164
Subtracting 2572 from 3120 leaves us with 548.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5480, and continue the process.

On to step 13:
5480 divided by 643 is 8 with a remainder of 336.
Record the quotient 8 as the next digit in the result. 
Result so far: 45556.81648
If we subtract 5144 from 5480, we get 336.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3360, and continue the process.

On to step 14:
3360 divided by 643 is 5 with a remainder of 145.
Use 5 as the next digit of our solution. 
Result so far: 45556.816485
If we take 3215 away from 3360, we end up with 145.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1450, and continue the process.

On to step 15:
The number 643 fits into 1450 2 times, leaving a remainder of 164.
Put 2 as the next digit of the answer. 
Result so far: 45556.8164852
If we take 1286 away from 1450, we end up with 164.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1640, and continue the process.

Advancing to step 16:
643 goes into 1640 2 times with a remainder of 354.
Write down 2 as next digit of the result. 
Result so far: 45556.81648522
If we take 1286 away from 1640, we end up with 354.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3540, and continue the process.

In conclusion, the division gives 45556.81648522 with a balance of 3.54e-07.