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: [-776, 128, 857, -671, -884, 53, -608, 897, 448, -845, 754, 483, 24, 210]

[-780, 130, 860, -670, -880, 50, -610, 900, 450, -840, 750, 480, 20, 210]