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: [198, -917, 340, -405, 80, -502, 834, -471, 721, -606, 962, -534, 271, 453, 7]

[200, -920, 340, -400, 80, -500, 830, -470, 720, -610, 960, -530, 270, 450, 10]