Answer:
17.2
Explanation:
Since there is a decimal in the tenths, you can set it up as:
18.0
- 0.8
I would go downstairs and think things about how creepy that is. THen, I'd look out my window and see if they are still there.
Scientists had begun to debate privately whether or not Pluto is a plant, but this was the first time the concept was presented in a museum for all to see