math narrative
Math Review
for the Quantitative Reasoning
Measure of the GRE® revised
General Test
www.ets.org
Overview
This Math Review will familiarize you with the mathematical skills and concepts that are important to understand in order to solve problems and to reason quantitatively on the
Quantitative Reasoning measure of the GRE revised General Test. The following material includes many definitions, properties, and examples, as well as a set of exercises (with answers) at the end of each review section. Note, however, that this review is not intended to be allinclusive—there may be some concepts on the test that are not explicitly presented in this review. Also, if any topics in this review seem especially unfamiliar or are covered too briefly, we encourage you to consult appropriate mathematics texts for a more detailed treatment.
Copyright © 2012 by Educational Testing Service. All rights reserved. ETS, the ETS logo, LISTENING. LEARNING. LEADING. and
GRE are registered trademarks of Educational Testing Service (ETS).
Table of Contents
ARITHMETIC .............................................................................................................................. 1
1.1 Integers.................................................................................................................................. 1
1.2 Fractions ................................................................................................................................ 3
1.3 Exponents and Roots............................................................................................................. 5
1.4 Decimals ............................................................................................................................... 6
1.5 Real Numbers........................................................................................................................ 7
1.6 Ratio
for the Quantitative Reasoning
Measure of the GRE® revised
General Test
www.ets.org
Overview
This Math Review will familiarize you with the mathematical skills and concepts that are important to understand in order to solve problems and to reason quantitatively on the
Quantitative Reasoning measure of the GRE revised General Test. The following material includes many definitions, properties, and examples, as well as a set of exercises (with answers) at the end of each review section. Note, however, that this review is not intended to be allinclusive—there may be some concepts on the test that are not explicitly presented in this review. Also, if any topics in this review seem especially unfamiliar or are covered too briefly, we encourage you to consult appropriate mathematics texts for a more detailed treatment.
Copyright © 2012 by Educational Testing Service. All rights reserved. ETS, the ETS logo, LISTENING. LEARNING. LEADING. and
GRE are registered trademarks of Educational Testing Service (ETS).
Table of Contents
ARITHMETIC .............................................................................................................................. 1
1.1 Integers.................................................................................................................................. 1
1.2 Fractions ................................................................................................................................ 3
1.3 Exponents and Roots............................................................................................................. 5
1.4 Decimals ............................................................................................................................... 6
1.5 Real Numbers........................................................................................................................ 7
1.6 Ratio