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: [384, 402, 281, 901, -918, 675, -38, 294, -7, -315]

[380, 400, 280, 900, -920, 680, -40, 290, -10, -320]