How would you find the common denominator for this problem 2/9 + (-1/2)

-5/18

Step-by-step explanation:

1. Set up the problem

2/9 + (-1/2)

2.This can actually be written as shown below because the negative overrules the positive

2/9 -1/2

3. Find the LCM (least common multiple). In this case it would be 18

4.Write equivalent fractions with the denominator being 18.

4/18 - 9/18

5. Solve and for this case just subtract

-5/18

c is the correct answer

step-by-step explanation: