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].

[-88, 35, 91, 54, -25]
[-26.5, 63.0, 72.5, 14.5]

[-69, 38, 10]
[-15.5, 24.0]

[-50, -74, 52, -21, 29, -11]

[-62.0, -11.0, 15.5, 4.0, 9.0]