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: [-409, 426, -452, -775, -193, -297, -188, -626, -254, -987, 292, 174, -850, 969]

[-410, 430, -450, -780, -190, -300, -190, -630, -250, -990, 290, 170, -850, 970]