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: [-373, 749, -720, 824, -400, -441, 203, 1, -764, -625, -814, -284, -774, 848, 407]

[-370, 750, -720, 820, -400, -440, 200, 0, -760, -620, -810, -280, -770, 850, 410]