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: [-662, 852, 685, -618, 544, 169, 138, 648, 407, -3, -101, 36, 569, -887, -254]

[-660, 850, 680, -620, 540, 170, 140, 650, 410, 0, -100, 40, 570, -890, -250]