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].

[55, -82, 13, 11, -14, 17]
[-13.5, -34.5, 12.0, -1.5, 1.5]

[92, -48]
[22.0]

[-89, 26, -64, -96, 40, -90, -88]

[-31.5, -19.0, -80.0, -28.0, -25.0, -89.0]