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: [-37, 89]
Example Output: [26.0]

Example Input: [-96, -73]
Example Output: [-84.5]

Example Input: [-61, 88, 17, 35, -68, -62, -67, -22, 2, 48, -27]
Example Output:
[13.5, 52.5, 26.0, -16.5, -65.0, -64.5, -44.5, -10.0, 25.0, 10.5]