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: [315, 340, 456, -730, 359, -147, 245, 327, -690, 782]

[320, 340, 460, -730, 360, -150, 240, 330, -690, 780]