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: [-956, -692, -843, -746, 391, -120, -132, 590, -596, 906, 571, 40, 926, 220]

[-960, -690, -840, -750, 390, -120, -130, 590, -600, 910, 570, 40, 930, 220]