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: [-865, -835, 828, 32, -972, 285, 134, -186, -675, 812, 298, -633]

[-860, -840, 830, 30, -970, 280, 130, -190, -680, 810, 300, -630]