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: [595, 339, -780, 609, 101, -699, 327, -235, 90, 829, -995, 831, -252, 976, -875]

SOLUTION: [600, 340, -780, 610, 100, -700, 330, -240, 90, 830, -1000, 830, -250, 980, -880]

PROBLEM: [314, -915, 531, 533]

SOLUTION: [310, -920, 530, 530]

PROBLEM: [-91, -121, 612, -536, -609, -580, -382, -317, 530]

SOLUTION:
[-90, -120, 610, -540, -610, -580, -380, -320, 530]