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: [-623, -714, 76, -294, 940, -706, -357, 84, -747, 835, -511, -241, -412, 423, -61]

[-620, -710, 80, -290, 940, -710, -360, 80, -750, 840, -510, -240, -410, 420, -60]