Charlie is evaluating the product of 0.09 and 0.05. he multiplies, and before placing the decimal, arrives at an answer of 45. after considering the decimal placement, what is charlie's finally answer?

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.