Answer:
-9/20 with the given information i believe this is the answer
8 maybe
Step-by-step explanation:
My guess but if it is not Sorry
a) ⅖+⅓ = 6/15 + 5/15 = 11/15
b) 5/9 - 1/2 = 10/18 - 9/18 = 1/18
Your answer will be the third option.
