TASK 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.
PROBLEM: [483, -600]

SOLUTION: [480, -600]

PROBLEM: [-251, -184, -971, -685, 147, 315, 509, -477]

SOLUTION: [-250, -180, -970, -680, 150, 320, 510, -480]

PROBLEM: [-720, 586, -11, -458, 32, 162, 642, 297]

SOLUTION:
[-720, 590, -10, -460, 30, 160, 640, 300]