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: [-73, 851, -760, -202, 90, -445, -93, 136, -766, 677, -617, -459, 136, 840, -914]

SOLUTION: [-70, 850, -760, -200, 90, -440, -90, 140, -770, 680, -620, -460, 140, 840, -910]

PROBLEM: [722, -81, -488, 157, -988, -528, -888, 111, -558, 153, 100, -819, -581]

SOLUTION: [720, -80, -490, 160, -990, -530, -890, 110, -560, 150, 100, -820, -580]

PROBLEM: [-407, -742, 736, -771, -16, -387, -10, 378, -364, -435, 675]

SOLUTION:
[-410, -740, 740, -770, -20, -390, -10, 380, -360, -440, 680]