Answer:
-2/15
Explanation:
What is a fraction?
A fraction is a fragment of a whole number, used to define parts of a whole. The whole can be a whole object or many different objects. The number at the top of the line is called the numerator, whereas the bottom is called the denominator.
To solve for the sum, we can add the numerators together because their denominators are the same.
To solve for the numerator, we can use this expression:
Now, the fraction looks like this:
Therefore, the sum of 7/15 and -9/15 is -2/15.