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: [373, 285, 149, -216, -667, 666, -124, 532, 348, -376, 155, 459, 527, -661, -228]

[370, 280, 150, -220, -670, 670, -120, 530, 350, -380, 160, 460, 530, -660, -230]