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: [611, 623, 672, -821, 82, -154, 811, -355, 983, -589, -948, -747]

SOLUTION: [610, 620, 670, -820, 80, -150, 810, -360, 980, -590, -950, -750]

PROBLEM: [-792, 991, 158, 782, 282, 43, -280, 581]

SOLUTION: [-790, 990, 160, 780, 280, 40, -280, 580]

PROBLEM: [745, -924, 138, 21]

SOLUTION:
[740, -920, 140, 20]