First, consider this practice problem: If this problem makes your head spin, you have found the right blog article! Operations with powers There are legitimate laws of exponents for multiplying and dividing powers. For example: Multiplying powers means add the exponents and dividing powers means subtract the exponents. For more on this, see this post […]

# GMAT Arithmetic

GMAT arithmetic forms the basis for lots of quantitative problems. Work through the resources on this page for a complete GMAT arithmetic review that will give you the foundations that you need to ace the exam!

Need a refresher on adding and subtracting powers?## Most Popular Posts About GMAT Arithmetic

First, a couple 800+ practice questions (yes, you read that right – 800+) on which to whet your chops. 1) The units digit of is: (A) 1 (B) 3 (C) 5 (D) 7 (E) 9 2) The units digit of is: (A) 2 (B) 4 (C) 6 (D) 8 (E) 0 3) The units digit […]

To begin, here are four reasonably challenging practice problems. 1) S is a set of n consecutive positive integers. Is the mean of the set a positive integer? Statement #1: the range of S is an even integer Statement #2: the median of S is a positive integer 2) If N = 255 is the […]

Learn the powerful shortcuts through these problems! Practice Questions Before reading this post, try these three related practice questions. 1) Is a positive? Statement #1: > a Statement #2:> a 2) Is a positive? Statement #1: > a Statement #2: < a 3) Is a positive? Statement #1: < a Statement #2: < a […]

## Most Recent Posts About GMAT Arithmetic

Fact: according to all mathematical definitions, the number 1 is not a prime number Primes One definition of a prime number is: any number that has only two positive integer factors—itself and 1. The following are valid prime numbers. 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 …. It is very good […]

Learn how to simplify these seemingly devilishly complicated GMAT Quant problems! First, consider these problems 3) Consider these three quantities Rank these three quantities from least to greatest. (A) I, II, III (B) I, III, II (C) II, I, III (D) II, III, I (E) III, I, II These are challenging […]

Consider these two practice GMAT Quantitative problems: 1) Given f(x) = 3x – 5, for what value of x does 2*[f(x)] – 1 = f(3x – 6) (A) 0 (B) 4 (C) 6 (D) 7 (E) 13 (A) –2 (B) 5/3 (C) 1 (D) 2 (E) 8 If you find these questions completely incomprehensible, then […]

Fact: one of the most tested categories of concepts on the GMAT Quantitative section is Integer Properties What are the “properties of integers”? Probably none of these are brand new to you —- in fact, you probably learned about all these in grade school. Here’s a list. a) factors and multiples; GCF and LCM b) […]