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: [-542, 370, 139, 488, 964, -486, 726, 752, 418, 602]

[-540, 370, 140, 490, 960, -490, 730, 750, 420, 600]