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: [810, -358, 528, 470, 604, 313, 449, 154, -415, -156]

[810, -360, 530, 470, 600, 310, 450, 150, -420, -160]