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: [-723, 957, 697, 985, 888, -454, -859, 262, 803, 832, -502, 814, -274]

[-720, 960, 700, 980, 890, -450, -860, 260, 800, 830, -500, 810, -270]