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: [615, -878, 274, -110, 220, 816, -392, -405, 667, 430, 563, -485, 243]

SOLUTION: [620, -880, 270, -110, 220, 820, -390, -400, 670, 430, 560, -480, 240]

PROBLEM: [-571, -416, 63, -497, -210, 805, 398, -110, -530, 528, 15]

SOLUTION: [-570, -420, 60, -500, -210, 800, 400, -110, -530, 530, 20]

PROBLEM: [652, 648, 438, 981, 317, -669, 979, 476, -608, -927, 305, 756, -418, -12, 157]

SOLUTION:
[650, 650, 440, 980, 320, -670, 980, 480, -610, -930, 300, 760, -420, -10, 160]