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: [-456, -822, -880, -151, 800, -304, 993, 680, -178, 438, -913, 188, 345]

[-460, -820, -880, -150, 800, -300, 990, 680, -180, 440, -910, 190, 340]