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## Fractions, Decimals, Percents, Ratios and Interest Rates

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### GMAT/MBA Expert

Brent@GMATPrepNow GMAT Instructor
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#### Fractions, Decimals, Percents, Ratios and Interest Rates

Tue Mar 08, 2016 7:15 am
VIDEOS
- Introduction to decimals: Learn about place value, operations with decimals and rounding

- Working with powers of 10: Quickly multiply and divide numbers by powers of 10

- Introduction to fractions: Create equivalent fractions, simplify fractions, and convert between entire fractions and mixed fractions

- Conversions with fractions and decimals: Convert fractions to decimals and vice versa

- Properties of fractions - part I: n/n = 1, n/1 = n, and some advanced properties

- Operations with fractions: Learn how to add, subtract, multiply and divide fractions

- Properties of fractions - part II: Learn useful properties like (abc)/(def) = (a/d)(b/e)(c/f), and others

- Word problems with fractions: Learn how to tackle word problems involving fractions

- Introduction to percent: Learn the relationship between percents, fractions and decimals, and learn a technique for quickly converting “tricky” fractions to percents

- Working with percent: Learn 2 slightly different approaches to tackling questions involving percent

- Finding x Percent of y: Learn the technique for quickly calculating percents in your head

- Percent increases and decreases:
Learn several techniques for handling questions with percent increases and percent decreases

- Simple and compound interest: Learn the simple interest formula and two ways to handle compound interest questions

- Intro to ratios: Learn how to find equivalent ratios, and how to solve the two most common question types involving ratios

- Combining ratios: Learn two ways to combine information from two ratios

- Ratios and rates: Learn how to use ratios to solve simple rate questions

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