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Algebra 1 : Percent of Change

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Example Questions

Example Question #71 : Percent Of Change

Find the percent of increase from to 17.

Possible Answers:

$50\%$

$90\%$

$30\%$

$70\%$

Correct answer:

$70\%$

Explanation:

For this type of problem we use this formula:

$\frac{difference}{original} \times 100$

"Difference" is simply the difference between the two numbers given, and "original" is the number that is stated usually after the word "from" , example: from ____ to ____. In this problem our formula will be filled in as follows:

$\frac{17-10}{10}\times 100 = \frac {7}{10}\times 100 = 70\%$

This our percent increase.

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Example Question #72 : Percent Of Change

What is the percent increase from to ?

Possible Answers:

$90\%$

$60\%$

$30\%$

$20\%$

Correct answer:

$90\%$

Explanation:

For this type of problem we use this formula: $\frac{difference}{original} \times 100$

$\frac{19-10}{10}\times 100 = \frac {9}{10}\times 100 = 90\%$

This our percent increase.

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Example Question #73 : Percent Of Change

Find the percent increase from to .

Possible Answers:

$120\%$

$30\%$

$130\%$

$140\%$

Correct answer:

$120\%$

Explanation:

For this type of problem we use this formula: $\frac{difference}{original} \times 100$

$\frac{22-10}{10}\times 100 = \frac {12}{10}\times 100 = 120\%$

This our percent increase.

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Example Question #74 : Percent Of Change

What is the percent increase from to ?

Possible Answers:

$90\%$

$80\%$

$30\%$

$60\%$

Correct answer:

$60\%$

Explanation:

For this type of problem we use this formula: $\frac{difference}{original} \times 100$

$\frac{24-15}{15}\times 100 = \frac {9}{15}\times 100 = 60\%$

This our percent increase.

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Example Question #75 : Percent Of Change

What is the percent increase from to ?

Possible Answers:

$40\%$

$100\%$

$90\%$

$70\%$

Correct answer:

$100\%$

Explanation:

For this type of problem we use this formula: $\frac{difference}{original} \times 100$

$\frac{30-15}{15}\times 100 = \frac {15}{15}\times 100 = 100\%$

This our percent increase.

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Example Question #2861 : Algebra 1

Find the percent increase from to .

Possible Answers:

$\approx 3.2\%$

$\approx 1.2\%$

$\approx 4.2\%$

$\approx 5.2\%$

Correct answer:

$\approx 4.2\%$

Explanation:

For this type of problem we use this formula: $\frac{difference}{original} \times 100$

$\frac{25-24}{24}\times 100 = \frac {1}{24}}\times 100 \approx 4.2\%$

This our percent increase.

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Example Question #71 : Percent Of Change

Find the percent increase from to .

Possible Answers:

$60\%$

$70\%$

$30\%$

$\50%$

Correct answer:

$70\%$

Explanation:

For this type of problem we use this formula: $\frac{difference}{original} \times 100$

$\frac{17-10}{10}\times 100 = \frac {7}{10}\times 100 = 70\%$

This our percent increase.

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Example Question #71 : How To Find The Percent Of Increase

What is the percent increase from to .

Possible Answers:

$82.5\%$

$12.5\%$

$19.5\%$

$16.5\%$

Correct answer:

$12.5\%$

Explanation:

For this type of problem we use this formula:

$\frac{difference}{original} \times 100$

$\frac{45-40}{40}\times 100 = \frac {5}{40}\times 100 = 12.5\%$

This our percent increase.

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Example Question #71 : Percent Of Change

Find the percent increase from to .

Possible Answers:

$\approx 5.9\%$

$\approx 4.7\%$

$\approx 2.7\%$

$\approx 5.7\%$

Correct answer:

$\approx 5.7\%$

Explanation:

For this type of problem we use this formula:

$\frac{difference}{original} \times 100$

$\frac{37-35}{35}\times 100 = \frac {2}{35}\times 100 \approx 5.7\%$

This our percent increase.

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Example Question #71 : How To Find The Percent Of Increase

Find the percent increase to .

Possible Answers:

$\approx 20.4\%$

$\approx 30.4\%$

$\approx 35.4\%$

$\approx 10.4\%$

Correct answer:

$\approx 30.4\%$

Explanation:

For this type of problem we use this formula:

$\frac{difference}{original} \times 100$

$\frac{30-23}{23}\times 100 = \frac {7}{23}\times 100 \approx 30.4\%$

This our percent increase.

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Algebra 1 : Percent of Change

Study concepts, example questions & explanations for Algebra 1

All Algebra 1 Resources

Example Questions

Example Question #71 : Percent Of Change

Example Question #72 : Percent Of Change

Example Question #73 : Percent Of Change

Example Question #74 : Percent Of Change

Example Question #75 : Percent Of Change

Example Question #2861 : Algebra 1

Example Question #71 : Percent Of Change

Example Question #71 : How To Find The Percent Of Increase

Example Question #71 : Percent Of Change

Example Question #71 : How To Find The Percent Of Increase

All Algebra 1 Resources

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