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: [775, -557, 758, 215, -718, 772, 174, -212, 253, 245, -333, 836]

[780, -560, 760, 220, -720, 770, 170, -210, 250, 240, -330, 840]