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: [-873, -722, 462, -29, 78, 195, 23, 765, -988, 356, 302, 937, 894, 246, 743]

[-870, -720, 460, -30, 80, 200, 20, 760, -990, 360, 300, 940, 890, 250, 740]