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: [-413, 110, -586, 59, 679, -904, -548, 354, -521, 485, -69, -368, -523, 623]

SOLUTION: [-410, 110, -590, 60, 680, -900, -550, 350, -520, 480, -70, -370, -520, 620]

PROBLEM: [-639, -544, 189, 69, -560, -614, 222, 502, 888, 190, -253]

SOLUTION: [-640, -540, 190, 70, -560, -610, 220, 500, 890, 190, -250]

PROBLEM: [-741, 457, -393, -559, -297, -279, -512]

SOLUTION:
[-740, 460, -390, -560, -300, -280, -510]