What is the result of subtracting 8.999 from 12.433?

To find the result of subtracting 8.999 from 12.433, you need to perform the mathematical operation of subtraction. The calculation is as follows:

1. Start with the initial number, which is 12.433.

2. Subtract 8.999 from it.

When you perform the calculation:

12.433 - 8.999 = 3.434

This shows that the correct answer is indeed 3.434, which matches the first choice. The subtraction is straightforward, focusing on aligning the decimal points for accurate calculations. Recognizing the decimal placement is crucial to ensure precision, leading to the correct result of 3.434.