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].

[-76, -63, 15, 34, 34, 62, 23, -67, -17, 84, -47]
[-69.5, -24.0, 24.5, 34.0, 48.0, 42.5, -22.0, -42.0, 33.5, 18.5]

[-61, -4, 59, 97, 77, 15, 50, -66, 99, 90, -77, 53]
[-32.5, 27.5, 78.0, 87.0, 46.0, 32.5, -8.0, 16.5, 94.5, 6.5, -12.0]

[-43, 46, 22, -76, 46, -87, -59]

[1.5, 34.0, -27.0, -15.0, -20.5, -73.0]