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: [246, -599, -415, 652]

SOLUTION: [250, -600, -420, 650]

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

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

PROBLEM: [-777, 136, -45]

SOLUTION:
[-780, 140, -40]