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: [-30, 37, -83, -63, 52, 22, 80, 75, -98, -17]
Example Output: [3.5, -23.0, -73.0, -5.5, 37.0, 51.0, 77.5, -11.5, -57.5]

Example Input: [-99, 61, 95]
Example Output: [-19.0, 78.0]

Example Input: [-45, 4, 66, -69, -1, 54, 38]
Example Output:
[-20.5, 35.0, -1.5, -35.0, 26.5, 46.0]