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: [-974, -873, 549, -11, -665, 459, -457, 498, -861, -709]

[-970, -870, 550, -10, -660, 460, -460, 500, -860, -710]