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].

[45, 48, -28, 45]
[46.5, 10.0, 8.5]

[-69, 63, 47]
[-3.0, 55.0]

[51, 89, -26, -61, -38, 95, -33, -27, -41, 80]

[70.0, 31.5, -43.5, -49.5, 28.5, 31.0, -30.0, -34.0, 19.5]