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: [-513, 207, 688, 482, -473, 288, 901, -829, -75, 372, -299, 440]

[-510, 210, 690, 480, -470, 290, 900, -830, -80, 370, -300, 440]