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]

[86, -66, -60]
[10.0, -63.0]

[-89, 64, 12, -85, 19, -87, 11]

[-12.5, 38.0, -36.5, -33.0, -34.0, -38.0]