In this task you are given a list of integers and you need to find the absolute value of the difference between each two consecutive values. The output should be a list of the absolute value of the differences of each two consecutive values.

[-28, 6]
[34]

[7, -81, -55, 49, 48, -96, -19, -77, -65, 26, 28, -67, 27, -31]
[88, 26, 104, 1, 144, 77, 58, 12, 91, 2, 95, 94, 58]

[25, 4, -29, 45]

[21, 33, 74]