Answer:-8d -9dd
Step-by-step explanation:I looked it up :)I'm not good at math so yeahhh but I hope this is right but if not I'll try again
Answer:
- 9
Step-by-step explanation:

Answer: The answer is 870
If the last digit is 0, then we do not have to do any rounding, because it is already to the ten.
I don't think it's a proportional relationship because it doesn't go the origin...im not sure,Let me know
Answer:
-99
Step-by-step explanation:
