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: [654, -282, 76, -144, 137, 147, -177, 763, -377, -292, -774, -601, 259, 358, 814]

[650, -280, 80, -140, 140, 150, -180, 760, -380, -290, -770, -600, 260, 360, 810]