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: [-310, -508, -424, 925, 886, 62, 833, -812, -322, -273, -649, -342]

[-310, -510, -420, 920, 890, 60, 830, -810, -320, -270, -650, -340]