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: [88, 742, -221, 12, 216, 677, -1, -34]

SOLUTION: [90, 740, -220, 10, 220, 680, 0, -30]

PROBLEM: [-46, 510, -797, 684, 443, 355, -84, -983, 766, 461, 788, -812, -528, 308, 779]

SOLUTION: [-50, 510, -800, 680, 440, 360, -80, -980, 770, 460, 790, -810, -530, 310, 780]

PROBLEM: [380, -478, 268, 669, 437, -912, -706, -536, -612, -867, 738, 491]

SOLUTION:
[380, -480, 270, 670, 440, -910, -710, -540, -610, -870, 740, 490]