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: [500, 51, -949, -215, -753, -992, 807, 500, 414, -943, 11, -303, 851, 191, -657]

[500, 50, -950, -220, -750, -990, 810, 500, 410, -940, 10, -300, 850, 190, -660]