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: [3, 697, -877, -865, 588, -800, -915, -559, -889, -395]

[0, 700, -880, -860, 590, -800, -920, -560, -890, -400]