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: [-683, -873, 620, -383, 171, 681, -561, 361, 888, -730, -451, -616, -156, 303]

[-680, -870, 620, -380, 170, 680, -560, 360, 890, -730, -450, -620, -160, 300]