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: [-540, 771, 40, 797, 176, -25, 461, -276, -757, -827, -687, 559]

[-540, 770, 40, 800, 180, -20, 460, -280, -760, -830, -690, 560]