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: [-756, 285, -23, 874, -513, 942, -828, -197, 382, 925, -999, -576, 644, 809]

[-760, 280, -20, 870, -510, 940, -830, -200, 380, 920, -1000, -580, 640, 810]