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: [313, 919, 310, -105, -865, 311, 29, 534, 210]

SOLUTION: [310, 920, 310, -100, -860, 310, 30, 530, 210]

PROBLEM: [-417, 789, -22, -352, -874]

SOLUTION: [-420, 790, -20, -350, -870]

PROBLEM: [232, -80, -618, 787, -861]

SOLUTION:
[230, -80, -620, 790, -860]