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]

[87, 22, 13, 9, -28, -51, -58, -11, 40, 60, 25]
[54.5, 17.5, 11.0, -9.5, -39.5, -54.5, -34.5, 14.5, 50.0, 42.5]

[50, 78, -65]

[64.0, 6.5]