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].
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Question: [-67, -96, -7, 11]

Answer: [-81.5, -51.5, 2.0]


Question: [-89, 64, -14, -48, -57, -86, 14]

Answer: [-12.5, 25.0, -31.0, -52.5, -71.5, -36.0]


Question: [-12, -58]

Answer:
[-35.0]