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## Intro to Percents

Summary

The content provides a comprehensive guide on understanding and converting percents, decimals, and fractions, essential for GRE prep.

- A percent is fundamentally a fraction, with the term originating from the Latin 'per centum', meaning per 100.
- Converting between percents and decimals involves moving the decimal point two places to the left or right, depending on the direction of conversion.
- Changing from percents to fractions is straightforward by placing the percent over 100, while converting fractions to percents may require simplification or approximation.
- For exact conversions from fractions to decimals (and thus to percents), familiarity with fraction-to-decimal conversions is crucial.
- Approximating percents from fractions involves strategic multiplication to simplify the fraction, aiding in easier conversion to a percent.

Chapters

00:05

Introduction to Percents

01:19

Converting Percents to Decimals and Vice Versa

02:04

Converting Percents to Fractions and Vice Versa

04:02

Approximating Percents from Fractions