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].

[-12, -89]
[-50.5]

[6, 80, -33, -48, -65, 9, 53, 34, 54]
[43.0, 23.5, -40.5, -56.5, -28.0, 31.0, 43.5, 44.0]

[55, -45, 32, 11, -52, 0, 16, 21, 94, -32]

[5.0, -6.5, 21.5, -20.5, -26.0, 8.0, 18.5, 57.5, 31.0]