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: [691, -422, -169, -902, -798, -886, 48, -524, -489, 772, 225, -254, -657, 84, -917]

[690, -420, -170, -900, -800, -890, 50, -520, -490, 770, 220, -250, -660, 80, -920]