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: [-618, 88, -651, -474, 319, 858, -641, -643, 355]

SOLUTION: [-620, 90, -650, -470, 320, 860, -640, -640, 360]

PROBLEM: [-973, -972, -240, -460, 65, -871, 381, -969, -182]

SOLUTION: [-970, -970, -240, -460, 60, -870, 380, -970, -180]

PROBLEM: [240, 712, -81, -831, 858, 705, -792, 715, 456, -620, 697, 112, -135]

SOLUTION:
[240, 710, -80, -830, 860, 700, -790, 720, 460, -620, 700, 110, -140]