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: [571, -519, -129, -61, 858, 498, 73, 498, 920, 598, -861, 427, 883, -458]

SOLUTION: [570, -520, -130, -60, 860, 500, 70, 500, 920, 600, -860, 430, 880, -460]

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

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

PROBLEM: [938, -156, -487, 174, -557, -421, -157, 64, 496, -200]

SOLUTION:
[940, -160, -490, 170, -560, -420, -160, 60, 500, -200]