Answer:
-11/72
Step-by-step explanation:
5/12+-5/18-7/24
We need to get a common denominator of 72
5/12 *6/6 =30/72
5/18 * 4/4 = 20/72
7/24 *3/3 = 21/72
30/72 -20/72 - 21/72
10/72 -21/72
