Question

Find the arithmetic mean between 2.5 and 9.5

Answer 1

add em and dice em inhalf....right?

Answer 2

.... i get 6

Answer 3

so the correct way to show it would be 2.5 +9.5/2

Answer 4

6

Answer 5

yes but with paranethesis around it to indicate that everything on top is part of a fraction:

\((2.5+9.5)/2\) or \(\frac{2.5+9.5}{2}\)

Answer 6

thanks