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: [-20, -606, 790, 510]

SOLUTION: [-20, -610, 790, 510]

PROBLEM: [-162, 766, 719, 409, -702, -626, -404, -542, 42, -211, 624, 957]

SOLUTION: [-160, 770, 720, 410, -700, -630, -400, -540, 40, -210, 620, 960]

PROBLEM: [-38, -599, 33, -261, -233, 762, 523, 521, -864, 385, 3, -800, -604, 215]

SOLUTION:
[-40, -600, 30, -260, -230, 760, 520, 520, -860, 380, 0, -800, -600, 220]