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].

[-10, -49, -49, 14, 92, 63, -10, 73]
[-29.5, -49.0, -17.5, 53.0, 77.5, 26.5, 31.5]

[-6, -18, 1, 1, 14, -47, -51, 100, 60, 24, 78, -80, 72, 41, 23]
[-12.0, -8.5, 1.0, 7.5, -16.5, -49.0, 24.5, 80.0, 42.0, 51.0, -1.0, -4.0, 56.5, 32.0]

[-27, 2, -11, 27, 37, -25, -46, 70, 29, 29, -91, -53, 34]

[-12.5, -4.5, 8.0, 32.0, 6.0, -35.5, 12.0, 49.5, 29.0, -31.0, -72.0, -9.5]