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: [127, -63, 12, 511, -234, 62, -848, 472]

SOLUTION: [130, -60, 10, 510, -230, 60, -850, 470]

PROBLEM: [-404, -299, -642, 19, 900, -320, -410, 23, 719, -384, 157, 517]

SOLUTION: [-400, -300, -640, 20, 900, -320, -410, 20, 720, -380, 160, 520]

PROBLEM: [322, -644, 71, -400, 357, 133, 363, 829, -85, 690, -478, 707]

SOLUTION:
[320, -640, 70, -400, 360, 130, 360, 830, -80, 690, -480, 710]