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: [469, 640, 124, 333, 140, -154, -434, -37, 768, -70, 687, 757, 230]

[470, 640, 120, 330, 140, -150, -430, -40, 770, -70, 690, 760, 230]