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: [-548, -502, 662, 400, 374, 304, -425, -459, -40, -152, 116, 458, -718, -852, -552]

[-550, -500, 660, 400, 370, 300, -420, -460, -40, -150, 120, 460, -720, -850, -550]