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: [-42, 38, 39, -43, -66, -57, -9, 47, -25, -24, -89]
Example Output: [-2.0, 38.5, -2.0, -54.5, -61.5, -33.0, 19.0, 11.0, -24.5, -56.5]

Example Input: [-10, 80, -47, 88, 17, 70, -21, 5]
Example Output: [35.0, 16.5, 20.5, 52.5, 43.5, 24.5, -8.0]

Example Input: [40, -60, 97, -26, 39, -5]
Example Output:
[-10.0, 18.5, 35.5, 6.5, 17.0]