Question

What is the midpoint between -9 and 15 on the number line? A. 3
B. 12
C. 6
D. 2

Answer 1

A. 3

Explanation:

To find the midpoint between two numbers, we add the two numbers and divide by 2

midpoint = (x1+x2)/2

midpoint = (-9+15)/2

midpoint = (6)/2

midpoint =3