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: [445, -420, -467, 949, -459, -791, 718, -220, -27, -297, -289, 548, -299]

[440, -420, -470, 950, -460, -790, 720, -220, -30, -300, -290, 550, -300]