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: [498, 240, 966, 672, -138, 496, -721, -254, -855, 22, -757, 25, -990, -364]

[500, 240, 970, 670, -140, 500, -720, -250, -860, 20, -760, 20, -990, -360]