Definition: In this task you will be given a list of integers. You should round each integer to the nearest tens place. That means you should round the number to the nearest multiple of 10.
Input: [-590, -410, -271, -817, 859, -609, 724, 658, 618, -617]

[-590, -410, -270, -820, 860, -610, 720, 660, 620, -620]