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].

[-79, -48, 58, -34, 17]
[-63.5, 5.0, 12.0, -8.5]

[44, 85, 40, 93]
[64.5, 62.5, 66.5]

[20, 57, 16, -66, -30, -89, 64, -22, 7, -36, -19, -71]

[38.5, 36.5, -25.0, -48.0, -59.5, -12.5, 21.0, -7.5, -14.5, -27.5, -45.0]

