Computing and estimating percents is important for school and for life. Yet, some children never get the hang of it. We teach the subject step by step starting from decimal operations and ending with computing interest rate and time problems. Suitable for children in middle school and even older kids who are confused by percents.
Softcover, 180 pages book.

We also include a free eBook for student, a copy without answers.

Good for college and high school students about to take SAT or GRE test. Also available in eBook format.