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: [623, 472, -17, -248, 679, 889, 259, -444, -28, -867, -534]

[620, 470, -20, -250, 680, 890, 260, -440, -30, -870, -530]