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: [414, 312, 669]

SOLUTION: [410, 310, 670]

PROBLEM: [-334, -648, -609, -500, -349, -150]

SOLUTION: [-330, -650, -610, -500, -350, -150]

PROBLEM: [226, 291, 584, -255, 545, 73, 852, -200, -607]

SOLUTION:
[230, 290, 580, -260, 540, 70, 850, -200, -610]