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:
[53, 7, 83, -99]
answer:
[30.0, 45.0, -8.0]


question:
[-77, 76, 21, 100, 19]
answer:
[-0.5, 48.5, 60.5, 59.5]


question:
[-74, -64, 22, 84, -16, -75, -57, -94, -96, -56, 9, -30, -61]
answer:

[-69.0, -21.0, 53.0, 34.0, -45.5, -66.0, -75.5, -95.0, -76.0, -23.5, -10.5, -45.5]