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: [668, 913, -39, 448, -489, -160, -438, -748, 950, 578, 23, 132]

[670, 910, -40, 450, -490, -160, -440, -750, 950, 580, 20, 130]