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: [973, 816, -383, 997, 723, -66, 104, 89, 442, -759, 852, 949, 859, -4, -717]

SOLUTION: [970, 820, -380, 1000, 720, -70, 100, 90, 440, -760, 850, 950, 860, 0, -720]

PROBLEM: [27, 667, -212, 678, -203, 607, -708, -650, 266]

SOLUTION: [30, 670, -210, 680, -200, 610, -710, -650, 270]

PROBLEM: [-978, 561, 809, -511, -920, -484]

SOLUTION:
[-980, 560, 810, -510, -920, -480]