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: [415, 774, 470, 715, 920, -189, 48, -82, -399, -525, -994, 879, -245, -941]

[420, 770, 470, 720, 920, -190, 50, -80, -400, -520, -990, 880, -240, -940]