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

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

PROBLEM: [641, -857]

SOLUTION: [640, -860]

PROBLEM: [157, 312, 967, -327, -421]

SOLUTION:
[160, 310, 970, -330, -420]