instruction:
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].
question:
[1, -85]
answer:
[-42.0]


question:
[-84, -19]
answer:
[-51.5]


question:
[-44, -98, -11, -56, 79, -26, 100, -96, 4]
answer:

[-71.0, -54.5, -33.5, 11.5, 26.5, 37.0, 2.0, -46.0]