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: [646, 667]

SOLUTION: [650, 670]

PROBLEM: [909, -285, 754]

SOLUTION: [910, -280, 750]

PROBLEM: [-24, 914, -15, -200]

SOLUTION:
[-20, 910, -20, -200]