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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. It emphasizes the importance of mastering these conversions to excel in the exam.
- 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 from fractions to percents may require simplification or approximation.
- The content underscores the necessity of understanding decimal and fraction conversions, recommending viewing related instructional videos for a solid foundation.
- Approximating percents from fractions or division is highlighted as a crucial skill, with examples provided to illustrate the method.
Chapters
00:00
Introduction to Percents
01:17
Converting Percents to Decimals and Vice Versa
04:07
Approximating Percents from Fractions
