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, -71, -30, -22]
[-63.0, -50.5, -26.0]

[-5, -54, -100, -12, -64, 96, -48]
[-29.5, -77.0, -56.0, -38.0, 16.0, 24.0]

[-67, 97, 77, -68, 88, -20, -2, -19, 43, -47, -46, 35, 4, 11, 84]

[15.0, 87.0, 4.5, 10.0, 34.0, -11.0, -10.5, 12.0, -2.0, -46.5, -5.5, 19.5, 7.5, 47.5]