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: [-265, -152, -31, -398, 525, -878, -543, -894, 998]

[-260, -150, -30, -400, 520, -880, -540, -890, 1000]