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: [209, -50, 911, -10, 584, 203, 806, -792, -346, -94, -242, 742, 90, 823]

[210, -50, 910, -10, 580, 200, 810, -790, -350, -90, -240, 740, 90, 820]