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: [672, -517, 169, 455, 302, -99, 792, 226, -941, -122, -501, 776]

[670, -520, 170, 460, 300, -100, 790, 230, -940, -120, -500, 780]