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: [737, 960, -588, 723, 475, 760, 427, -609, 654, 899, 240, 200, 652, 91, -835]

[740, 960, -590, 720, 480, 760, 430, -610, 650, 900, 240, 200, 650, 90, -840]