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: [84, -86, 12, 56, 39, 30]
Example Output: [-1.0, -37.0, 34.0, 47.5, 34.5]

Example Input: [60, 14]
Example Output: [37.0]

Example Input: [14, 100, 53, 47]
Example Output:
[57.0, 76.5, 50.0]