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: [512, -555, 746, -677, 575, 257, 966, -376, 176, 889, -367, 290]

[510, -560, 750, -680, 580, 260, 970, -380, 180, 890, -370, 290]