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, -369, -613, 808, -994, -16, -174, -969, 895, 521, -172]

SOLUTION: [-570, -370, -610, 810, -990, -20, -170, -970, 900, 520, -170]

PROBLEM: [-352, -788, -731, 157, 390]

SOLUTION: [-350, -790, -730, 160, 390]

PROBLEM: [510, 767, -334, -211, -432, 944, -121, -399, -175]

SOLUTION:
[510, 770, -330, -210, -430, 940, -120, -400, -180]