Answer:
-5.4c
Step-by-step explanation:
We're combining two "like" terms here.
It may make the problem easier to visualize if we write one of these terms over the other, as follows:
-2.6c
- 2.8c
----------
Adding, we get:
-2.6c
- 2.8c
----------
- 5.4c (answer)
Answer:
18.2%
Step-by-step explanation:
For decimals, just move the point two times to the right.
The blank:
You can combine the negative 78 and 9 if you want to, but that should be the next step for that problem.