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: [-743, 645, -916, 129, 444, 28, -79, -725, 123, -738, -301, 609]

[-740, 640, -920, 130, 440, 30, -80, -720, 120, -740, -300, 610]