find the distance between 2.2 and -7.1

The distance between two numbers is the absolute value of the difference between the two numbers.

So, the distance between 2.2 and -7.1 is:

|2.2 - (-7.1)| = |2.2 + 7.1| = |9.3| = 9.3

Therefore, the distance between 2.2 and -7.1 is 9.3 units.