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: [661, -988, 445, -459, 157, -771, -838, -844, -627, 280]

[660, -990, 440, -460, 160, -770, -840, -840, -630, 280]