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: [-994, -298, 424, -511, 107, 610, 209, -870, 452, -955, -810, -79, -454, 472]

[-990, -300, 420, -510, 110, 610, 210, -870, 450, -960, -810, -80, -450, 470]