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: [206, 454, -366, 109, -195, 964, 803, 119, -286, 672, 639, -523, -354]

SOLUTION: [210, 450, -370, 110, -200, 960, 800, 120, -290, 670, 640, -520, -350]

PROBLEM: [-302, 311, 962, -595]

SOLUTION: [-300, 310, 960, -600]

PROBLEM: [990, 164, -984, -827, -807, 356, 724, 253, -294, -979, -712, 976, -658, -252, 402]

SOLUTION:
[990, 160, -980, -830, -810, 360, 720, 250, -290, -980, -710, 980, -660, -250, 400]