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: [315, 169, 909, -678, 773, -518]

SOLUTION: [320, 170, 910, -680, 770, -520]

PROBLEM: [-196, 824, -115, -542, -642, 253, -144, 539, 363, 56, 767, -951]

SOLUTION: [-200, 820, -120, -540, -640, 250, -140, 540, 360, 60, 770, -950]

PROBLEM: [-892, 168, -711, 962, -912, -929]

SOLUTION:
[-890, 170, -710, 960, -910, -930]