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: [-504, -620, -204, 999, 582, -651, 911, -136, 657, 404, 883]

[-500, -620, -200, 1000, 580, -650, 910, -140, 660, 400, 880]