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: [-457, 696, -42, 588, -970, -398, -417, -948, -334, -830]

[-460, 700, -40, 590, -970, -400, -420, -950, -330, -830]