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: [83, -87, 28, 17, 96, 39, -82]
Example Output: [-2.0, -29.5, 22.5, 56.5, 67.5, -21.5]

Example Input: [-24, -77, -80, -97, 30, -25, -95, 97, -92]
Example Output: [-50.5, -78.5, -88.5, -33.5, 2.5, -60.0, 1.0, 2.5]

Example Input: [71, -42, 64]
Example Output:
[14.5, 11.0]