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: [138, -463, 273, -144, 967, 402, 877, 365, -893, 509, -919, 368, 871, -347, -650]

[140, -460, 270, -140, 970, 400, 880, 360, -890, 510, -920, 370, 870, -350, -650]