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: [540, 672, 402, 620, -432, 792, 776, 823, 801, -680, -950, 782, 311, -772, -995]

[540, 670, 400, 620, -430, 790, 780, 820, 800, -680, -950, 780, 310, -770, -1000]