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: [-950, -668, -922, 63, -415, -367, -114, -146, -663, -721, 417, -929, -912, 346]

[-950, -670, -920, 60, -420, -370, -110, -150, -660, -720, 420, -930, -910, 350]