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: [850, 169, -302, 998, -140]

SOLUTION: [850, 170, -300, 1000, -140]

PROBLEM: [-916, 35, 26, -973, 833, -105, -971, 839, 147, 157, -891]

SOLUTION: [-920, 40, 30, -970, 830, -100, -970, 840, 150, 160, -890]

PROBLEM: [299, 924, 258, -155, 251]

SOLUTION:
[300, 920, 260, -160, 250]