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: [-109, -20, 461, 670, 330, -163, -960, 965, -127, -165, -687, 53, -165, 782, -345]

SOLUTION: [-110, -20, 460, 670, 330, -160, -960, 960, -130, -160, -690, 50, -160, 780, -340]

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

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

PROBLEM: [-420, -20, -790, 619]

SOLUTION:
[-420, -20, -790, 620]