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.
Input: [175, -451, 284, 471, 248, 212, 868, 35, -57, 216, 643]

[180, -450, 280, 470, 250, 210, 870, 40, -60, 220, 640]