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: [-748, -9, -39, 454, 682, -307, -758, -805, -569, -557, 357, 371, -536, 940, -57]

[-750, -10, -40, 450, 680, -310, -760, -800, -570, -560, 360, 370, -540, 940, -60]