75850129 divided by 435 
Let's see how many times 435 fits into 75850129.

Advancing to step 1:
7 divided by 435 is 0 with a remainder of 7.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 7, we end up with 7.
Append the next digit (5) from the dividend to 7 and continue with: 75 / 435

Step 2:
75 divided by 435 is 0 with a remainder of 75.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 75 after subtracting 0 from 75.
Bring next digit (8) of the dividend behind the 75 and repeat the process: 758 / 435

On to step 3:
435 goes into 758 1 times with a remainder of 323.
The next digit of our result is 1. 
Result so far: 1.0
Deduct 435 from 758 and we're left with 323.
Fetch the next digit (5) from the dividend, attach it to 323 and continue: 3235 / 435

Going ahead to step 4:
When dividing 3235 by 435, we get 7 with a remainder of 190.
Use 7 as the next digit of our solution. 
Result so far: 17.0
The remainder is 190 after subtracting 3045 from 3235.
Take the next digit (0) from the dividend and append it to 190, then repeat: 1900 / 435

Moving on to step 5:
The number 435 fits into 1900 4 times, leaving a remainder of 160.
Record the quotient 4 as the next digit in the result. 
Result so far: 174.0
Deduct 1740 from 1900 and we're left with 160.
Take the next digit (1) from the dividend and append it to 160, then repeat: 1601 / 435

Going ahead to step 6:
If we divide 1601 by 435, we get 3 and a remainder of 296.
Use 3 as the next digit of our solution. 
Result so far: 1743.0
If we take 1305 away from 1601, we end up with 296.
Bring next digit (2) of the dividend behind the 296 and repeat the process: 2962 / 435

On to step 7:
If we divide 2962 by 435, we get 6 and a remainder of 352.
Record the quotient 6 as the next digit in the result. 
Result so far: 17436.0
Subtracting 2610 from 2962 leaves us with 352.
Grab the next digit (9) from the dividend, add it to 352, then carry on: 3529 / 435

On to step 8:
3529 divided by 435 is 8 with a remainder of 49.
Use 8 as the next digit of our solution. 
Result so far: 174368.0
If we take 3480 away from 3529, we end up with 49.
Since there are no more digits in the dividend, we add a zero to the remainder making it 490, and continue the process.

Moving on to step 9:
435 can be fit into 490 1 times, resulting in a remainder of 55.
The next digit of our result is 1. 
Result so far: 174368.1
Subtract 435 from 490 to get 55.
Since there are no more digits in the dividend, we add a zero to the remainder making it 550, and continue the process.

On to step 10:
435 can be fit into 550 1 times, resulting in a remainder of 115.
Use 1 as the next digit of our solution. 
Result so far: 174368.11
Subtracting 435 from 550 leaves us 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.

After the division, we end up with 174368.11 and a remainder of 0.115.