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: [-900, 407, -581, -553, -334, 133, -474, -50, -845, -511, 493, -87, 383]

[-900, 410, -580, -550, -330, 130, -470, -50, -840, -510, 490, -90, 380]