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: [439, -345, 697, -307, -461, -804, -333, 846, -360, 387, -860, -92, 491]

[440, -340, 700, -310, -460, -800, -330, 850, -360, 390, -860, -90, 490]