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: [307, -80, 669, 533, -803, -10, -709]

SOLUTION: [310, -80, 670, 530, -800, -10, -710]

PROBLEM: [209, -423, -262]

SOLUTION: [210, -420, -260]

PROBLEM: [-180, -537]

SOLUTION:
[-180, -540]