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: [402, -796, 174, 301, 57, -372, -931, -815, -416, -872, -718, -539, -571]

[400, -800, 170, 300, 60, -370, -930, -820, -420, -870, -720, -540, -570]