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: [531, 349, 901, -9, 242, -218, 16, 444, -834, 271, 898, 397, -40, 940]

[530, 350, 900, -10, 240, -220, 20, 440, -830, 270, 900, 400, -40, 940]