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- Video Course
- Video Course Overview
- General GRE Info and Strategies - 7 videos (free)
- Quantitative Comparison - 7 videos (free)
- Arithmetic - 42 videos
- Powers and Roots - 43 videos
- Algebra and Equation Solving - 78 videos
- Word Problems - 54 videos
- Geometry - 48 videos
- Integer Properties - 34 videos
- Statistics - 28 videos
- Counting - 27 videos
- Probability - 25 videos
- Data Interpretation - 24 videos
- Analytical Writing - 9 videos (free)
- Sentence Equivalence - 39 videos (free)
- Text Completion - 51 videos
- Reading Comprehension - 16 videos

- Study Guide
- Philosophy
- Office Hours
- Extras
- Prices

## Comment on

QC Strategy - Approximation## 3003/9009=1/3 then 3003/9047

## To show why making the

To show why making the denominator bigger makes the value of the fraction smaller, consider this extreme example with a super huge denominator:

3003/300300000000

This fraction simplifies to 1/100000000, which is MUCH smaller than 1/3.

For more on this strategy see https://www.greenlighttestprep.com/module/gre-arithmetic/video/1067 (the related concept starts at 3:00)

## Thanks for this!

## I am enjoying learning your

## your tricks are just amazing.

## very helpful tips and tricks.

## Learned something new today!

## Glad you liked the lesson!

Glad you liked the lesson!

Cheers,

Brent

## Hello sir,

I am really finding your videos useful but I am not getting how to access all the questions related to one particular topic.Kindly guide me.

## Under most video lessons

Under most video lessons (like the video above), have a Reinforcement Activities box (like the one above) with links to practice questions related to the concepts covered in the video lesson.

Here's a better example: https://www.greenlighttestprep.com/module/gre-arithmetic/video/1071

Does that help?

Cheers,

Brent

## Brilliant! I am very pleased

## Glad you like it

Glad you like it

Cheers,

Brent

## Very educative, please I want

## We know that 2006/6018 = 1/3

We know that 2006/6018 = 1/3

So, 2006/5987 must be GREATER THAN 1/3

For more on this strategy, watch https://www.greenlighttestprep.com/module/gre-arithmetic/video/1067 (starting at 2:57)

Cheers,

Brent

## I could find only one

## Sorry, but I'm not sure I

Sorry, but I'm not sure I understand your question.

Can you please rephrase it?

## what is the reason when using

## Once you visit a linked

Once you visit a linked practice question, the link appears lighter so that you know which questions you've already answered.

That said, you should be able to use the link as many times as you wish.

I just checked, and I can do that.

What happens when you click a link a second time?

## Thanks I got it.

## Whenever I see big numbers

## Great idea!!

Great idea!!

## I liked the "bigger than"

## I'm glad you like it!

I'm glad you like it!