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: [-517, 506, 780, -780]

SOLUTION: [-520, 510, 780, -780]

PROBLEM: [-29, 704, 326, 478, 979, -288, 484, -773, -817]

SOLUTION: [-30, 700, 330, 480, 980, -290, 480, -770, -820]

PROBLEM: [-884, 640, -696, 991, -757, 972, 146, -430, 617, 357, -178, -773]

SOLUTION:
[-880, 640, -700, 990, -760, 970, 150, -430, 620, 360, -180, -770]