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: [-378, -859, 844, 133, -133, -736, -369, -652, 513, -561, -471, 493, -862, 811]

[-380, -860, 840, 130, -130, -740, -370, -650, 510, -560, -470, 490, -860, 810]