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: [81, 802, -666, 467, -560, -868, 638, -370, 704, 267, -663, 280, -952]

[80, 800, -670, 470, -560, -870, 640, -370, 700, 270, -660, 280, -950]