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].

[-18, 63, 49, 17, 1]
[22.5, 56.0, 33.0, 9.0]

[69, -85, -82, 75, -40, 98, -48, 27, -52, -45]
[-8.0, -83.5, -3.5, 17.5, 29.0, 25.0, -10.5, -12.5, -48.5]

[-74, -15, 65, -37]

[-44.5, 25.0, 14.0]