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: [96, -316, 294, 581, -41, -841, 771, 211, -854, -376, 454, 81, -653, -390]

[100, -320, 290, 580, -40, -840, 770, 210, -850, -380, 450, 80, -650, -390]