Mental Math Tutorial

The entire Multiple Choice portion of the AP Exam is completed WITHOUT a calculator. Because you have 90 minutes to answer 60 questions for 50% of the grade, you should be able to do some "head math." This free excerpt of an e-book will help you improve your mental math skills relevant to chemistry.

ChemFreeCh1and2.pdf, 557.28 KB; (Last Modified on August 6, 2017)