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: [414, 679, 121, 911, 987, -555, -974, 998, -546]

[410, 680, 120, 910, 990, -560, -970, 1000, -550]