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: [-334, -648, -609, -500, -349, -150]

SOLUTION: [-330, -650, -610, -500, -350, -150]

PROBLEM: [321, 834, 705, 524, 575, 638, -65, 511, 213]

SOLUTION: [320, 830, 700, 520, 580, 640, -60, 510, 210]

PROBLEM: [3, 813, 186, 139, -580, 952, 265, 153, -837]

SOLUTION:
[0, 810, 190, 140, -580, 950, 260, 150, -840]