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: [-186, 657, 494, -831, -546, -374, 971, 980, -613, -446, -965, -907]

[-190, 660, 490, -830, -550, -370, 970, 980, -610, -450, -960, -910]