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: [-157, 804, -72, -453, 632, -783, 894, -496, -629, -402, 702, 588]

[-160, 800, -70, -450, 630, -780, 890, -500, -630, -400, 700, 590]