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: [251, 208, -375, 571, -416]

SOLUTION: [250, 210, -380, 570, -420]

PROBLEM: [473, -257, 742, -593, 50, -53, -741]

SOLUTION: [470, -260, 740, -590, 50, -50, -740]

PROBLEM: [339, 732, 608, 322, -488, 930, -874, 632, 1000, -140, -913, -19]

SOLUTION:
[340, 730, 610, 320, -490, 930, -870, 630, 1000, -140, -910, -20]