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: [-639, -544, 189, 69, -560, -614, 222, 502, 888, 190, -253]

[-640, -540, 190, 70, -560, -610, 220, 500, 890, 190, -250]