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: [409, -7, -277, -920, 416]

SOLUTION: [410, -10, -280, -920, 420]

PROBLEM: [-111, -763, 823, -564, -470, -742, 580]

SOLUTION: [-110, -760, 820, -560, -470, -740, 580]

PROBLEM: [-409, -993, 71, -848, 675, 584, 471, 815, 25, 870, 821]

SOLUTION:
[-410, -990, 70, -850, 680, 580, 470, 820, 20, 870, 820]