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: [-651, 643, -707, 903, -566, 863, 467, -736, 592, -602, -379, 355, 902, -238]

[-650, 640, -710, 900, -570, 860, 470, -740, 590, -600, -380, 360, 900, -240]