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].

[70, 22, 42, -61, -38, 33, -70]
[46.0, 32.0, -9.5, -49.5, -2.5, -18.5]

[-69, -76, -98, -72, 6, -95, -34, 44, -90, 96]
[-72.5, -87.0, -85.0, -33.0, -44.5, -64.5, 5.0, -23.0, 3.0]

[-12, -89]

[-50.5]