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: [-13, 58, 24, 49, 97]
Example Output: [22.5, 41.0, 36.5, 73.0]

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

Example Input: [-46, -62, 32, 90, -50, -12, 70, -55, 38, -53]
Example Output:
[-54.0, -15.0, 61.0, 20.0, -31.0, 29.0, 7.5, -8.5, -7.5]