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: [603, 937, -141, 62, -925, 638, -292, 338, -972, -950, 384, -473, -739, -949, 907]

[600, 940, -140, 60, -920, 640, -290, 340, -970, -950, 380, -470, -740, -950, 910]