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: [706, -713, -227, 309, 462, -322, 484, -425, -75, -892, -48, -903, 804]
Output:
[710, -710, -230, 310, 460, -320, 480, -420, -80, -890, -50, -900, 800]