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: [629, 924, -23, -702, 47, -168, -461, 112, -603, -354, -493, -463]

[630, 920, -20, -700, 50, -170, -460, 110, -600, -350, -490, -460]