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].

[-12, -89]
[-50.5]

[-96, 12]
[-42.0]

[0, -91, 79, -31, -10, -65, -49]

[-45.5, -6.0, 24.0, -20.5, -37.5, -57.0]