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: [-446, 240, 963, -351, 395, -219, 145, -54, -957, -751, 193, 649, 298, -977, 846]

[-450, 240, 960, -350, 400, -220, 140, -50, -960, -750, 190, 650, 300, -980, 850]