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].

[-50, -74, 52, -21, 29, -11]
[-62.0, -11.0, 15.5, 4.0, 9.0]

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

[-53, 42, -97, -85, 5, -38, -27, 0, -92, 47, -98]

[-5.5, -27.5, -91.0, -40.0, -16.5, -32.5, -13.5, -46.0, -22.5, -25.5]