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: [-399, -192, -36, -696, 740]

SOLUTION: [-400, -190, -40, -700, 740]

PROBLEM: [389, -956, -994, -905, -49]

SOLUTION: [390, -960, -990, -900, -50]

PROBLEM: [-529, -988, -802, 882, -646, -246, 355, -312, -583, -709, -824, -134]

SOLUTION:
[-530, -990, -800, 880, -650, -250, 360, -310, -580, -710, -820, -130]