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: [499, -131, 801, 583, -585, -253, -21, 264, -792, 291]

[500, -130, 800, 580, -580, -250, -20, 260, -790, 290]