In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].

Example Input: [-27, -64]
Example Output: [-45.5]

Example Input: [6, 81, 44, 22]
Example Output: [43.5, 62.5, 33.0]

Example Input: [38, -70, -80, 98, -16, 23]
Example Output:
[-16.0, -75.0, 9.0, 41.0, 3.5]