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: [343, -472, -208, 872, -185, 641, 89, -930, 50, -654, -34, -476]

[340, -470, -210, 870, -180, 640, 90, -930, 50, -650, -30, -480]