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: [938, -156, -487, 174, -557, -421, -157, 64, 496, -200]

SOLUTION: [940, -160, -490, 170, -560, -420, -160, 60, 500, -200]

PROBLEM: [674, -278, 505, -6, 818, -998, -723, 755, 983, -761, 439, 17]

SOLUTION: [670, -280, 500, -10, 820, -1000, -720, 760, 980, -760, 440, 20]

PROBLEM: [-550, 259, -600, 502]

SOLUTION:
[-550, 260, -600, 500]