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: [-996, 547, -675, -515, -147, -823, 756, -253, 227, -400, -607, 687, 550]

[-1000, 550, -680, -520, -150, -820, 760, -250, 230, -400, -610, 690, 550]