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: [-66, 459, 727, -682, 764, -670, -519, -579, 330, -466, -492, 724, -510, -15, -313]

[-70, 460, 730, -680, 760, -670, -520, -580, 330, -470, -490, 720, -510, -20, -310]