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: [543, 620, 229, 215, -890, -263, -151, 535, -637, 928, -55, -155]

[540, 620, 230, 220, -890, -260, -150, 540, -640, 930, -60, -160]