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: [797, -10, -809, 662, 272, -1, -44, -284, -605, -533, -514, 16, -65, 848]

[800, -10, -810, 660, 270, 0, -40, -280, -600, -530, -510, 20, -60, 850]