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: [-264, -364, 814, -540, 864, -286, -668, -844, 148, 815, 918, 130, -671, -157]

SOLUTION: [-260, -360, 810, -540, 860, -290, -670, -840, 150, 820, 920, 130, -670, -160]

PROBLEM: [703, -90, -786, 319, 558, -716, -679, 484]

SOLUTION: [700, -90, -790, 320, 560, -720, -680, 480]

PROBLEM: [88, -11, 841, 329, 289, 543, 286, -104, 495, -900]

SOLUTION:
[90, -10, 840, 330, 290, 540, 290, -100, 500, -900]