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: [525, 543, 182, 804, 730, -948, 592, 235, 486, 246, -501, 83, -831]

[520, 540, 180, 800, 730, -950, 590, 240, 490, 250, -500, 80, -830]