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].

[98, -73, 94, -63, 27, -13, 26]
[12.5, 10.5, 15.5, -18.0, 7.0, 6.5]

[9, 62, 4, -63, -50, 9, -19, -42, -20]
[35.5, 33.0, -29.5, -56.5, -20.5, -5.0, -30.5, -31.0]

[1, 87, -85, -47]

[44.0, 1.0, -66.0]