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: [-242, 850, -430, 391, 295, 594, 313]

SOLUTION: [-240, 850, -430, 390, 300, 590, 310]

PROBLEM: [782, 41, 57, -580, -122, 225, 302, 183, 800]

SOLUTION:
[780, 40, 60, -580, -120, 220, 300, 180, 800]