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: [7, -440, -565, 181, -739, -817, 85, -551, -6, -768, 731, 370, -402, 811]

SOLUTION: [10, -440, -560, 180, -740, -820, 80, -550, -10, -770, 730, 370, -400, 810]

PROBLEM: [870, 528, 507, 579, 711, -110, -784, 900, 175, -803, 673, -904, 741]

SOLUTION: [870, 530, 510, 580, 710, -110, -780, 900, 180, -800, 670, -900, 740]

PROBLEM: [-387, -821, 442, -725]

SOLUTION:
[-390, -820, 440, -720]