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: [136, -965, 122, -672, 462, -404, 92, -51, -937, -475, 44, -687, -470]

[140, -960, 120, -670, 460, -400, 90, -50, -940, -480, 40, -690, -470]