How do you calculate the percent of a number?

To find the percent of a number, multiply the number by the percent (as a decimal). For example, 20% of 50 is $$50 \times 0.20 = 10$$ .

What is the relationship between fractions and percents?

Percents are a way to express fractions with a denominator of 100.

How do you find the sale price after a percent discount?

Sale Price = Original Price - (Original Price x Discount Percent).

What is 25% as a decimal?

25% = $$\frac{25}{100} = 0.25$$ .

If a product costs $80 and is on sale for $60, what is the percent decrease?

Percent decrease = $$\frac{80 - 60}{80} \times 100 = 25%$$ .

What is the formula for finding the original price after a discount?

Original Price = Sale Price / (1 - Discount Rate).

How do you express a percent as a fraction?

To express a percent as a fraction, place the percent over 100 and simplify. For example, 75% = $$\frac{75}{100} = \frac{3}{4}$$ .

What is the percent change formula?

Percent change = $$\frac{new - old}{old} \times 100$$ .

Percents & Percent Change Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the percent proportion formula?

Back

2.

FLASHCARD QUESTION

Front

How do you find what number a certain percent is of?

Back

3.

FLASHCARD QUESTION

Front

What is percent error?

Back

4.

FLASHCARD QUESTION

Front

How do you convert a percent to a decimal?

Back

5.

FLASHCARD QUESTION

Front

What is the formula for percent decrease?

Back

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