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: [-899, -443, 50, -74, 236, -732, 534, 365, 527, -222, -760, -652, 553, -890]

[-900, -440, 50, -70, 240, -730, 530, 360, 530, -220, -760, -650, 550, -890]