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: [-417, 789, -22, -352, -874]

SOLUTION: [-420, 790, -20, -350, -870]

PROBLEM: [201, 181, -432, 172, 447, -989, 946, -977, -577, -540, 640, 213, -529]

SOLUTION:
[200, 180, -430, 170, 450, -990, 950, -980, -580, -540, 640, 210, -530]