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: [-238, -811, -409, 827, 984, 348, 715, -800, 406, -186, 833, -766, -78]

[-240, -810, -410, 830, 980, 350, 720, -800, 410, -190, 830, -770, -80]