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: [-467, 800, 695, 290, 857, -486, 433, 780, -897, -752, -489, 170, -534, -471]

[-470, 800, 700, 290, 860, -490, 430, 780, -900, -750, -490, 170, -530, -470]