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: [49, -66]
Example Output: [-8.5]

Example Input: [-8, 35, 28, -100]
Example Output: [13.5, 31.5, -36.0]

Example Input: [59, 45, 59, 92, -79, -77, -54, 3, 94, -67]
Example Output:
[52.0, 52.0, 75.5, 6.5, -78.0, -65.5, -25.5, 48.5, 13.5]