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: [29, -726, -823, -871, -66, 164, 475, 677, -78, 823, -611]

[30, -730, -820, -870, -70, 160, 480, 680, -80, 820, -610]