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].

[-76, -3, -6, -74, 70, -26]
[-39.5, -4.5, -40.0, -2.0, 22.0]

[-93, 99, -27, -69, -48]
[3.0, 36.0, -48.0, -58.5]

[-77, -55, -60, -53, -81, -48, 38]

[-66.0, -57.5, -56.5, -67.0, -64.5, -5.0]