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: [-315, 905, 364, -944, 235, 383, 234, 473, -537, 763, 658, 59, 816]

[-320, 900, 360, -940, 240, 380, 230, 470, -540, 760, 660, 60, 820]