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: [-673, 988, 372, 867, 660, -351, -238, 497, 837, -331, 147, 581, 224, -632]

[-670, 990, 370, 870, 660, -350, -240, 500, 840, -330, 150, 580, 220, -630]