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: [254, -866, 839, 743, 235, -603, -886, 519]

SOLUTION: [250, -870, 840, 740, 240, -600, -890, 520]

PROBLEM: [595, 339, -780, 609, 101, -699, 327, -235, 90, 829, -995, 831, -252, 976, -875]

SOLUTION: [600, 340, -780, 610, 100, -700, 330, -240, 90, 830, -1000, 830, -250, 980, -880]

PROBLEM: [-115, 575, 720, 593, 774, -962, -92, 491]

SOLUTION:
[-120, 580, 720, 590, 770, -960, -90, 490]