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: [926, 631, -415, -563, -358, -629, 528, -261, -207, -17, -728, 276]

[930, 630, -420, -560, -360, -630, 530, -260, -210, -20, -730, 280]