9 3/8- 8 7/8 I don't get it, my teacher wants it to not be an improper fraction but when I did the work, I got 2 and 12/8.

Can Someone help?

What is the most accurate measurement of 1 pound

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.