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: [-510, -943, -796, -402, 992, -443, -956, -101, 814, -859, -159, -152, -253]

[-510, -940, -800, -400, 990, -440, -960, -100, 810, -860, -160, -150, -250]