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: [29, -54, 81, -85, 51, -12, -11, -68, 38, 83, 46]
Example Output: [-12.5, 13.5, -2.0, -17.0, 19.5, -11.5, -39.5, -15.0, 60.5, 64.5]

Example Input: [-68, -9, -91, -69, -63, -48, -52, -57, -56, -85, 75, -19]
Example Output: [-38.5, -50.0, -80.0, -66.0, -55.5, -50.0, -54.5, -56.5, -70.5, -5.0, 28.0]

Example Input: [96, 31]
Example Output:
[63.5]