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: [-920, -878, -384, -930, 487, 327, 915, -416, -211, -232, -298, 61, 275, -482, -17]

[-920, -880, -380, -930, 490, 330, 920, -420, -210, -230, -300, 60, 280, -480, -20]