Answer:
Positive 8
Step-by-step explanation:
Since they're both negative numbers and it went from -9 to -1, you had to have added a positive number to get a lesser negative number. To put it simply, if you were to subtract 8 from 9, you'd get 1.
Answer:
B
Step-by-step explanation:
Please mark brainliest if I helped.
Answer:
...0
Step-by-step explanation:
