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: [-287, 73, -591, 381, -64, 162, 856, -328, -733, 690, 511, -206]

SOLUTION: [-290, 70, -590, 380, -60, 160, 860, -330, -730, 690, 510, -210]

PROBLEM: [-638, 245, 97, -233, -147, -420, -522, -529, -708, -400, 912, -209, 1000]

SOLUTION: [-640, 240, 100, -230, -150, -420, -520, -530, -710, -400, 910, -210, 1000]

PROBLEM: [413, -479, -923, 921, -976, 642, -570, 832, 245]

SOLUTION:
[410, -480, -920, 920, -980, 640, -570, 830, 240]