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: [-272, -830, 200, 388, -761, -319, -957, -373, -743, 319, 337, -493]

[-270, -830, 200, 390, -760, -320, -960, -370, -740, 320, 340, -490]