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: [147, -958, 664, -570, 997, -626, 523, -857, 411, -481, 854, 523, -650, -866]

[150, -960, 660, -570, 1000, -630, 520, -860, 410, -480, 850, 520, -650, -870]