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: [-715, -720, -588, -221, 261, 42, 786, 280, -928, 265]

[-720, -720, -590, -220, 260, 40, 790, 280, -930, 260]