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].

[-97, -65, -55, 15]
[-81.0, -60.0, -20.0]

[24, 45, -50, 2, -75, -84, 83, -44, 89, -50, -65, 23, 94]
[34.5, -2.5, -24.0, -36.5, -79.5, -0.5, 19.5, 22.5, 19.5, -57.5, -21.0, 58.5]

[-38, -64, -68, 14, 10, -60]

[-51.0, -66.0, -27.0, 12.0, -25.0]