Round unit completion percentages

The Unit completion percentages coming from the calculate_unit_completion function return with decimals in the percents causing them to display oddly. Can these be rounded so there are no decimals in the % completion? Here is a screenshot showing how this displays:

https://drive.google.com/file/d/0B8DaDY6VuDfEX0t3NjE0R0J5MUk/view?usp=sharing