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: [456, 889, 588, 723, -830, -140, -828, -278]

SOLUTION: [460, 890, 590, 720, -830, -140, -830, -280]

PROBLEM: [-453, 811, -154, 375, 420, -788, -693, -182, -933, -898]

SOLUTION:
[-450, 810, -150, 380, 420, -790, -690, -180, -930, -900]