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: [485, 674, 409, -734, 531, -80]

SOLUTION: [480, 670, 410, -730, 530, -80]

PROBLEM: [628, 201, -858, -979, -6, 455, 191, -189, 374, -442, -638, 756, 21, -221]

SOLUTION: [630, 200, -860, -980, -10, 460, 190, -190, 370, -440, -640, 760, 20, -220]

PROBLEM: [-19, 734, -948, -667, -443, -354]

SOLUTION:
[-20, 730, -950, -670, -440, -350]