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: [-978, 737, -527, 625, -913, 387, -477, 698, 224, 51, 499, 345]

[-980, 740, -530, 620, -910, 390, -480, 700, 220, 50, 500, 340]