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: [53, 7, 83, -99]
Example Output: [30.0, 45.0, -8.0]

Example Input: [1, 50, -16, -45, 72]
Example Output: [25.5, 17.0, -30.5, 13.5]

Example Input: [63, -33, -60]
Example Output:
[15.0, -46.5]