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, 584, -972, -543, 21, -155, 573, 575, 767, -470, -761, -635, 7]

[-320, 580, -970, -540, 20, -160, 570, 580, 770, -470, -760, -640, 10]