TASK 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.
PROBLEM: [315, 169, 909, -678, 773, -518]

SOLUTION: [320, 170, 910, -680, 770, -520]

PROBLEM: [-118, 389, -56, -573, -776, -324, 778]

SOLUTION: [-120, 390, -60, -570, -780, -320, 780]

PROBLEM: [-494, -246]

SOLUTION:
[-490, -250]