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].

[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]

[73, -32, -75, 39, -10, -15, 90, -89, -56, 40, -66, -89, -34]
[20.5, -53.5, -18.0, 14.5, -12.5, 37.5, 0.5, -72.5, -8.0, -13.0, -77.5, -61.5]

[-22, 51, 40, 12, -67, 45, 33, -79, -57, 68, 63, -20, 90, -81, 12]

[14.5, 45.5, 26.0, -27.5, -11.0, 39.0, -23.0, -68.0, 5.5, 65.5, 21.5, 35.0, 4.5, -34.5]