Question

Add the following rational numbers​

Answer 1

Answer:

-11/30

Step-by-step explanation:

2/3 + -2/3 + 1/6 + -8/15

LCM of 3, 3, 6, 15 = 30

so it becomes

20/30 + -20/30 + 5/30 + -16/30

= 25/30 + (-36/30)

= -11/30

Answer 2

See the attachment for your solution :)