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: [-246, -864, -816, -520, -141, -822, -509, -528, 257, 435, 185]

[-250, -860, -820, -520, -140, -820, -510, -530, 260, 440, 180]