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: [-629, -342, 904, -380, -428, 838, 735, -920, -468, -676, 850]

[-630, -340, 900, -380, -430, 840, 740, -920, -470, -680, 850]