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: [-913, 431, -824, -787, 834, -965, -600, 26, 516, 639, 931, -932, -968]

[-910, 430, -820, -790, 830, -960, -600, 30, 520, 640, 930, -930, -970]