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: [-52, -241, -653, -28, 387, -9, 713, -452, 438, 383, 823, 459, -21, -766]

[-50, -240, -650, -30, 390, -10, 710, -450, 440, 380, 820, 460, -20, -770]