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: [-363, -968, -781, 210, -235, 996, -639, -258]

SOLUTION: [-360, -970, -780, 210, -240, 1000, -640, -260]

PROBLEM: [-70, 858, 32]

SOLUTION:
[-70, 860, 30]