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].

[-54, -41, 62, -97, 75, 85, -38, -11, 99, -77, 36]
[-47.5, 10.5, -17.5, -11.0, 80.0, 23.5, -24.5, 44.0, 11.0, -20.5]

[40, -94, 40, -52, -80]
[-27.0, -27.0, -6.0, -66.0]

[-33, -56, 89, 93, -28, -8, -60, 91]

[-44.5, 16.5, 91.0, 32.5, -18.0, -34.0, 15.5]