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: [-19, 3, -82, 68, -38, 19, -48, -86]
Example Output: [-8.0, -39.5, -7.0, 15.0, -9.5, -14.5, -67.0]

Example Input: [33, 46, -100, 16, 70, -36, 56, 71, -95]
Example Output: [39.5, -27.0, -42.0, 43.0, 17.0, 10.0, 63.5, -12.0]

Example Input: [-21, 13, 89, 94]
Example Output:
[-4.0, 51.0, 91.5]