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.
Input: [738, 846, 187, -822, -680, -951, 976, -253, 42, -431, 929, 805, -854, -405, 240]

[740, 850, 190, -820, -680, -950, 980, -250, 40, -430, 930, 800, -850, -400, 240]