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: [-798, 154, 130, -492, -39, 298, -891, 592, 193, 986, -947, 353, 80, -501, -383]

[-800, 150, 130, -490, -40, 300, -890, 590, 190, 990, -950, 350, 80, -500, -380]