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: [670, -84, -247, -143, -517, 113, 91]

SOLUTION: [670, -80, -250, -140, -520, 110, 90]

PROBLEM: [-952, -388, 173, 673, 257, -172, -160, 921, 348, -923]

SOLUTION: [-950, -390, 170, 670, 260, -170, -160, 920, 350, -920]

PROBLEM: [-843, -269, -681, 314]

SOLUTION:
[-840, -270, -680, 310]