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: [-904, -303, -691, 566, 745, 803, -468, 868, 819, 258, 786, -96]

[-900, -300, -690, 570, 740, 800, -470, 870, 820, 260, 790, -100]