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: [-836, -504, 467, 896, 988, 227, -16, -86, 648, -831, 437, 965]

SOLUTION: [-840, -500, 470, 900, 990, 230, -20, -90, 650, -830, 440, 960]

PROBLEM: [613, 195, -134, 908, 452, 415, 897, -455, 206, -620, 850, -879, -413]

SOLUTION: [610, 200, -130, 910, 450, 420, 900, -460, 210, -620, 850, -880, -410]

PROBLEM: [935, 308, 926, 189, -145, 896, 909, 26, -182, -858, -812]

SOLUTION:
[940, 310, 930, 190, -140, 900, 910, 30, -180, -860, -810]