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: [231, -439, 491, -176, -603, 506, -834, 868, -536, -661, -482]

[230, -440, 490, -180, -600, 510, -830, 870, -540, -660, -480]