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, -28, -32]
[13.0, -30.0]

[22, 68, -49, 32, 13, 94, 81, 53, -13, 35]
[45.0, 9.5, -8.5, 22.5, 53.5, 87.5, 67.0, 20.0, 11.0]

[-13, 68, 35, -12, 21, -100, 20, -33, -92, 21, 20, -33, 48, -71]

[27.5, 51.5, 11.5, 4.5, -39.5, -40.0, -6.5, -62.5, -35.5, 20.5, -6.5, 7.5, -11.5]