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: [-336, 925, -546, -200, -756, 78, 610, 729, -894, 531]

[-340, 920, -550, -200, -760, 80, 610, 730, -890, 530]