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: [-863, -425, -351]

SOLUTION: [-860, -420, -350]

PROBLEM: [716, 500, -261, 78, -1, 422, 424, 909, 767, 1000]

SOLUTION: [720, 500, -260, 80, 0, 420, 420, 910, 770, 1000]

PROBLEM: [422, 810, 928, 115, -719, -154, 140, 488, -542, 423, 137, -841, 656]

SOLUTION:
[420, 810, 930, 120, -720, -150, 140, 490, -540, 420, 140, -840, 660]