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].

[7, -10, -55, 26, -43, 13, 16, -100, 57, 71, 98, -89, 35]
[-1.5, -32.5, -14.5, -8.5, -15.0, 14.5, -42.0, -21.5, 64.0, 84.5, 4.5, -27.0]

[-29, -99, 93, 44, 8, -55, 48, 2, 22, 45]
[-64.0, -3.0, 68.5, 26.0, -23.5, -3.5, 25.0, 12.0, 33.5]

[82, -66, 84, 81, 88, -31, 52, -13]

[8.0, 9.0, 82.5, 84.5, 28.5, 10.5, 19.5]