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: [-310, -785, -967, 310, -48]

SOLUTION: [-310, -780, -970, 310, -50]

PROBLEM: [-42, 925]

SOLUTION: [-40, 920]

PROBLEM: [-558, -362, -318, 971, 9, 917, -988, -873, -496]

SOLUTION:
[-560, -360, -320, 970, 10, 920, -990, -870, -500]