Question

What proportion is helpful to use when solving tip, tax, sales, and other percent of change problems?

Accepted Answer

The percent of change proportion:    

$$\frac{	ext{change}}{	ext{original}} = \frac{	ext{percent of change}}{100}$$

Flashcard 12 - Fractions, Decimals, and Percents Flashcard Set for the Math Basics

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