Answer:
-17/72
Step-by-step explanation:
-4/9 + 7/12 + (-3/8) =
We need a common denominator. The least common multiple of 9, 12, and 8 is 72.
= -4/9 * 8/8 + 7/12 * 6/6 + (-3/8) * 9/9
= -32/72 + 42/72 - 27/72
= 10/72 - 27/72
= -17/72
Your correct answer is 17/72
