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: [773, -536, -776, 189, -116, -463, -565, 707, -417, 100, 736, -931]

[770, -540, -780, 190, -120, -460, -560, 710, -420, 100, 740, -930]