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: [-814, 750, -293, -490, 367, 591, 788, -935, 374, -669]

[-810, 750, -290, -490, 370, 590, 790, -940, 370, -670]