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: [-916, 595, 652, 227, -803, 734, 142, -132, 920]

SOLUTION: [-920, 600, 650, 230, -800, 730, 140, -130, 920]

PROBLEM: [209, -423, -262]

SOLUTION: [210, -420, -260]

PROBLEM: [-566, -121, -510, 167, -428, -351, -833, -868, -422, -969, 575, 669, -920]

SOLUTION:
[-570, -120, -510, 170, -430, -350, -830, -870, -420, -970, 580, 670, -920]