How do I solve 2000 miles increased by 33%

You find 1% of 2,000, which is 20. Then, you multiply 20 by 33 (since 20 is 1% you need 33%), and you get 660. Now, just add this to 2,000 (since the question is * increasing * 2,000 BY 33% of it. So as your final answer, you should get 2660 miles.