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: [934, 954, -289, -173, 656, -415, 221, -777, -261, 173, 321]

SOLUTION: [930, 950, -290, -170, 660, -420, 220, -780, -260, 170, 320]

PROBLEM: [82, 335, 602, 120, 396, 439, 756, -534, -49, 882, -639]

SOLUTION: [80, 340, 600, 120, 400, 440, 760, -530, -50, 880, -640]

PROBLEM: [-372, 713, -299, 513, -599, 542, -747]

SOLUTION:
[-370, 710, -300, 510, -600, 540, -750]