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: [133, 219, -124, 542, 792, -921, 405, 220, 839, -783, -650, 428, -52, 552, 907]

[130, 220, -120, 540, 790, -920, 400, 220, 840, -780, -650, 430, -50, 550, 910]