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: [-739, -352, -970, 654, -829, 572, -919, -385, 538, 486]

[-740, -350, -970, 650, -830, 570, -920, -380, 540, 490]