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: [476, -273, -598, -364, -417, -753, -609, 722, 677, -978, 79, 706]

[480, -270, -600, -360, -420, -750, -610, 720, 680, -980, 80, 710]