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: [637, 990, 220, 101, -395, 372, -525, -143, 825, 653]

[640, 990, 220, 100, -400, 370, -520, -140, 820, 650]