Answer:
I'm so sorry im doing this for points
Step-by-step explanation:
The LCM of 12,16, and 20 would be 240
First, we want the denominators to be the same. To do this, we can multiply the numerator and the denominator in the second fraction by 9.
11/36-9/36= 2/36
2/36= 1/18
Final answer: 1/18