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: [674, -586, 965]

SOLUTION: [670, -590, 960]

PROBLEM: [964, -652, -364, -90, -744, 144]

SOLUTION: [960, -650, -360, -90, -740, 140]

PROBLEM: [-298, 510, 717, 966, -364]

SOLUTION:
[-300, 510, 720, 970, -360]