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: [456, 889, 588, 723, -830, -140, -828, -278]

SOLUTION: [460, 890, 590, 720, -830, -140, -830, -280]

PROBLEM: [-831, 535, 218, 526, 657, -110, -393, -554, -178, 884, -896, 328]

SOLUTION: [-830, 540, 220, 530, 660, -110, -390, -550, -180, 880, -900, 330]

PROBLEM: [-97, 564, 285, 63, 436, 702, 98, -272, 390, 67, 857, 474, -99]

SOLUTION:
[-100, 560, 280, 60, 440, 700, 100, -270, 390, 70, 860, 470, -100]