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: [-423, -178, 219, -410, -815, -593, 165, 114, -470, -509, -538, 935]

[-420, -180, 220, -410, -820, -590, 160, 110, -470, -510, -540, 940]