### Description

The Number Properties Guide delves into all the characteristics of numbers tested on the GMAT, covering both simple and complicated concepts. Using the fundamental techniques and nuanced strategies developed in this guide, students will be able to tackle even the toughest GMAT problems involving prime numbers, consecutive integers, and many other topics.

ISBN: 978-1-935707-65-3

#### \$26.00

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### Online Resources

Your online resources will be activated immediately after your purchase and available for one year from that date. You can access these resources through the Manhattan GMAT Student Center after you receive your confirmation email.

• ##### 6 Computer Adaptive Practice Exams

Manhattan GMAT’s Computer Adaptive Exams adapt to your ability level and draw from a bank of more than 1200 unique questions of varying difficulty written by Manhattan GMAT's expert Instructors. Questions reflect the most up-to-date GMAT content, including the new Integrated Reasoning section.

• ##### Number Properties Online Question Bank

All questions included in this bank (25 total) draw from the subject of Number Properties and are written by Manhattan GMAT's expert Instructors. All Manhattan GMAT question banks include questions of varying difficulty levels.

### Chapter by Chapter

1. ##### Divisibility & Primes

Arithmetic Rules; Rules of Divisibility by Certain Integers; Factors and Multiples; Fewer Factors, More Multiples; Divisibility and Addition/Subtraction; Primes; Prime Factorization; Factor Foundation Rule; The Prime Box; Greatest Common Factor and Least Common Multiple; Remainders; Three Ways to Express Remainders; Creating Numbers with a Certain Remainder

2. ##### Odds, Evens, Positives, & Negatives

Arithmetic Rules of Odds & Evens; The Sum of Two Primes; Representing Evens and Odds Algebraically; Positives & Negatives; Absolute Value: Absolutely Positive; A Double Negative = A Positive; Multiplying & Dividing Signed Numbers; Disguised Positives & Negatives Questions

3. ##### Combinatorics

The Words “OR” and “AND”; Arranging Groups; Arranging Groups with Repetition: The Anagram Grid; Multiple Groups

4. ##### Probability

Calculate the Numerator and Denominator Separately; More Than One Event: “AND vs. “OR”; P(A)+P(Not A)=1; Putting It All Together; The 1-x Probability Trick

5. ##### Number Properties Strategies

Data Sufficiency Basics; What Does “Sufficient” Mean?; The DS Process; Putting It All Together; Putting It All Together (Again);Testing Odd & Even Cases; Testing Positive & Negative Cases

6. ##### Extra Divisibility & Primes

Primes; Divisibility and Addition/Subtraction; Advanced GCF and LCM Techniques; Other Applications of Primes & Divisibility; Advanced Remainders; Counting Total Factors

7. ##### Extra Combinatorics & Probability

Disguised Combinatorics; Arrangements with Constraints; The Domino Effect; Combinatorics and the Domino Effect; Probability Trees

8. ##### Appendix A: Official Guide Problem Sets

Official Guide Problem Sets; Problem Solving set; Data Sufficiency Set