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: [-969, 947, 383, 77, -864, 0, 216, 547, 966, 994, 805, -673, 328]

[-970, 950, 380, 80, -860, 0, 220, 550, 970, 990, 800, -670, 330]