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: [477, 461, 995, 476, -89, -621, -852, 40, 690, -287]

[480, 460, 1000, 480, -90, -620, -850, 40, 690, -290]