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: [27, -75, 71, -18, -67, -62, 95, 3, 10]
Example Output: [-24.0, -2.0, 26.5, -42.5, -64.5, 16.5, 49.0, 6.5]

Example Input: [91, 12, -2, 74, -96, 64, 58, -44, -31, 38, 1, -26, -88, -67, 80]
Example Output: [51.5, 5.0, 36.0, -11.0, -16.0, 61.0, 7.0, -37.5, 3.5, 19.5, -12.5, -57.0, -77.5, 6.5]

Example Input: [18, -9, -77, -28, 54, -35]
Example Output:
[4.5, -43.0, -52.5, 13.0, 9.5]