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: [-703, -530, 1, -167, 782, 74, -446, 476, 13, 438, 120, -29, 167, 111, -138]

[-700, -530, 0, -170, 780, 70, -450, 480, 10, 440, 120, -30, 170, 110, -140]