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: [864, 484, 727, -929, 780, 306, 606, -155]

SOLUTION: [860, 480, 730, -930, 780, 310, 610, -160]

PROBLEM: [-417, 789, -22, -352, -874]

SOLUTION: [-420, 790, -20, -350, -870]

PROBLEM: [874, -831, -918, -671, 956, -942, -396, 579, -813, -47]

SOLUTION:
[870, -830, -920, -670, 960, -940, -400, 580, -810, -50]