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: [-17, -140, -492, -815, 849, -302, -518, -761, 406, -103, 877, -666, 797]

[-20, -140, -490, -820, 850, -300, -520, -760, 410, -100, 880, -670, 800]