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: [1, 666, 923, -978, -211, -28, 833, -218, 98, 731, 275, -389, -613, -693]

SOLUTION: [0, 670, 920, -980, -210, -30, 830, -220, 100, 730, 280, -390, -610, -690]

PROBLEM: [617, -628, 711, -623, -736, 427, -796, 398, 998]

SOLUTION: [620, -630, 710, -620, -740, 430, -800, 400, 1000]

PROBLEM: [-523, -659, 339, -70, -409, -507, -904, 370, 235]

SOLUTION:
[-520, -660, 340, -70, -410, -510, -900, 370, 240]