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: [-234, -392, -33, -308, -40, 204, -683, -246, -718, 322, 221, -212]

[-230, -390, -30, -310, -40, 200, -680, -250, -720, 320, 220, -210]