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: [857, -721, 901, 573, 496, 33, -122, -183, -810, 426, -605]

[860, -720, 900, 570, 500, 30, -120, -180, -810, 430, -600]