Intro to Percents
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Percents and Ratios
Summary
The content provides a comprehensive guide on understanding and converting percents, decimals, and fractions, essential for GMAT prep. It emphasizes the importance of mastering these conversions to excel in the exam.
- Percents are fundamentally fractions or decimals divided by 100, originating from the Latin term 'per centum'.
- Converting between percents and decimals involves moving the decimal point two places, with the direction depending on the conversion.
- Changing percents to fractions is straightforward by placing the percent over 100, while converting fractions to percents may require simplification or approximation.
- Approximating percents from fractions or division is crucial for the GMAT, with strategies provided for making these estimations.
- The content underscores the necessity of understanding decimal and fraction conversions, recommending additional resources for those unfamiliar with these concepts.
Chapters
00:00
Understanding Percents
01:16
Converting Percents and Decimals
04:07
Approximating Percents from Fractions
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