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: [221, 199, -835, -403, 198, -450, 686, 875, -490, 827]

SOLUTION: [220, 200, -840, -400, 200, -450, 690, 880, -490, 830]

PROBLEM: [471, 294, 227, -202, 232, 258, -751, -803, -167, -835, -282, -895, -48]

SOLUTION: [470, 290, 230, -200, 230, 260, -750, -800, -170, -840, -280, -900, -50]

PROBLEM: [897, -325, 338, 296, 69, 813, -389, 694, -143, -758, -415, -897, 30, -296, -502]

SOLUTION:
[900, -320, 340, 300, 70, 810, -390, 690, -140, -760, -420, -900, 30, -300, -500]