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: [-940, -446, -569, -306, 562, -822, 313, 778, -428, 13, -673, 236, 499, 607, -78]

[-940, -450, -570, -310, 560, -820, 310, 780, -430, 10, -670, 240, 500, 610, -80]