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: [-507, -631, 395, 65, -892, 684, 453, 166, 78, 293]

[-510, -630, 400, 60, -890, 680, 450, 170, 80, 290]