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: [977, 990, 598, 513, -518, 263, 235, 253, -355, 779, 460, -947, 160]

[980, 990, 600, 510, -520, 260, 240, 250, -360, 780, 460, -950, 160]