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: [-40, -801, -390, 358, 538, -127, -234, -244, -379, -596, 30, 672, -737]

[-40, -800, -390, 360, 540, -130, -230, -240, -380, -600, 30, 670, -740]