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: [324, -230, -427, 285, 925, -760, -702, 957, 3, -275, 915, 310, -292, -18, -988]

[320, -230, -430, 280, 920, -760, -700, 960, 0, -280, 920, 310, -290, -20, -990]