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: [655, -465, -516, -718, -42, 261, -532, 618, 361, 737, -630, -827, 264, -672, -897]

[660, -460, -520, -720, -40, 260, -530, 620, 360, 740, -630, -830, 260, -670, -900]