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: [307, 328, -377, 540, -880, 432, 440, -546, 382, -682, -663, 302, -385]

[310, 330, -380, 540, -880, 430, 440, -550, 380, -680, -660, 300, -380]