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: [466, 575, 991, -388, 691, -920, -854, 756, 615, 242]

[470, 580, 990, -390, 690, -920, -850, 760, 620, 240]