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: [973, 816, -383, 997, 723, -66, 104, 89, 442, -759, 852, 949, 859, -4, -717]

[970, 820, -380, 1000, 720, -70, 100, 90, 440, -760, 850, 950, 860, 0, -720]