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: [-774, 201, -978, -372, -121, 878, 830, 726, -198, -890]

[-770, 200, -980, -370, -120, 880, 830, 730, -200, -890]