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: [319, 264, -306, 51, 832, 32, -206, -702, 510, 145, -881, -674, 74]

[320, 260, -310, 50, 830, 30, -210, -700, 510, 140, -880, -670, 70]