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: [-722, -15, -221, 121, -763, 881, -760, 758, -667, -574, -328]

[-720, -20, -220, 120, -760, 880, -760, 760, -670, -570, -330]