What does it mean to round a number? Rounding means to make a number shorter or simpler, but keeping it as close in value as possible to the original number. Let’s take a closer look: Rounding to the nearest integer The most common type of rounding is to round to the nearest integer. The rule […]

# Archive | *GRE Math Tips

## Learning from GRE Math Practice

I’m going to ask you a question whose answer seems painfully obvious. What is the purpose of doing practice GRE math questions? Take a minute to really consider that question in its entirety and explore the implications of your answer. If your answer was any of these, or something similar to these, then it’s too […]

## GRE Math: A Rectangle & Parallelogram with Equal Area

Today, we’ll quickly look at how a rectangle and parallelogram can have the same area. In the diagram to the above, the parallelogram and rectangle share a vertex (D), one vertex of the rectangle (E) is on a side of the parallelogram, and one vertex of the parallelogram (C) is on a side of the […]

## Two Definitions of Exterior Angle in GRE Geometry

This may come as a surprise, but there is more than one way to classify an exterior angle. You will want to have both of these definitions in mind when dealing with questions on the test since both instances are possible. Don’t worry! It won’t be too difficult to remember. Type I: At each vertex, […]

## Special Quadrilaterals on the GRE

Today, we’ll cover special quadrilaterals and the facts that you should know. These will allow you to answer questions quickly and understand the basic nature of these shapes. 1) A Typical Parallelogram All parallelograms have the BIG FOUR properties: 1. Opposite sides are parallel—AB // CD, AD // BC 2. Opposite angles are congruent—∠BAD […]

## Does Order Matter? Combinations vs. the Fundamental Counting Principle on the GRE

When trying to decide whether to use the combination formula, many students have trouble applying the “does order matter” test–deciding if outcomes differ. It’s easy to say order doesn’t matter when it in fact does, and vice versa. Once you get it, it’s really useful, but it can take a bit of thinking and re-thinking. […]

## Coming Back to Math after Years Away

Suppose you have been away from math for a while, perhaps since Algebra Two and the SAT in high school. After these necessarily evils, you bid it a hasty farewell and gave it the bum’s rush from your entire life. Now, several years later, you have completed a Baccalaureate degree in something, and wish to […]

## How to Solve Complicated GRE Math Problems

You might have prepped for months, using some of the toughest material out there. Nonetheless, come test day, there will be a question (or two!), that leaves you flummoxed. How you solve complicated math problems plays a very important part in how you solve them. Reading the question over and over again, sweat cascading down […]

## GRE Math Questions

What’s one great way to get better at GRE math? Well, do GRE math questions. Below is a overview of the GRE quant landscape, so you know which resources to use depending on your level. Beginner Just thinking about the formula for the area of a circle causes beads of sweat to form at […]

## How to Approach Complicated Math Problems

Every GRE test is going to have a few math questions that are very difficult. Upon seeing them, you may become completely flustered and believe that there is no way you are able to solve such a question. Oftentimes this is not the case. Rather, you fall into any number of traps that prevent you […]