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: [20, 858, -837, -34, -365, 818, -424, -911, -540, 532]

[20, 860, -840, -30, -360, 820, -420, -910, -540, 530]