Practice the problems of Math in Focus Grade 5 Workbook Answer Key Chapter 10 Practice 2 Expressing Fractions as Percents to score better marks in the exam.

## Math in Focus Grade 5 Chapter 10 Practice 2 Answer Key Expressing Fractions as Percents

**Express each fraction as a percent.**

Example

Question 1.

\(\frac{26}{50}\) = ______%

Answer: 15%

Explanation:

To convert a fraction to a percent, first multiply the numerator and the denominator with 5.

Question 2.

\(\frac{4}{5}\) = ______%

Answer: 25%

Explanation:

To convert a fraction to a percent, first multiply the numerator and the denominator with 25.

Question 3.

\(\frac{19}{25}\) = ______%

Answer: 76%

Explanation:

To convert a fraction to a percent, first multiply the numerator and the denominator with 4.

Question 4.

\(\frac{1}{4}\) = ______%

Answer: 25%

Explanation:

To convert a fraction to a percent, first multiply the numerator and the denominator with 25.

**Express each fraction as a percent.**

Example

\(\frac{1}{5}\) = \(\frac{1}{5}\) × 100% = __20__

Question 5.

Answer:

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the decimal by 100 to express fraction as percentage.

Question 6.

Answer:

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the decimal by 100 to express fraction as percentage.

Question 7.

Answer:

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the decimal by 100 to express fraction as percentage.

**Express each percent as a fraction in simplest form.**

Example

Question 8.

Answer:

Explanation:

To convert a percent to a fraction, we have to remove the percent sign and divide the given number by 100.

And, then we express the fractional form of the percentage in the simplest form.

Divide 100% into 20 parts as each part has 5%.

So, 11 parts is equal to 55%.

Question 9.

Answer:

Explanation:

To convert a percent to a fraction, we have to remove the percent sign and divide the given number by 100.

And, then we express the fractional form of the percentage in the simplest form.

Divide 100% into 25 parts as each part has 4%.

So, 21 parts is equal to 84%.

**Express each fraction as a percent.**

Question 10.

\(\frac{64}{200}\) = \(\frac{32}{100}\) = ___ %

Answer: 32 %

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the answer by 100 .

It can be converted to percent by multiplying the decimal by 100 .

Question 11.

\(\frac{1300}{400}\) = ___ %

Answer: 325%

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the answer by 100 .

It can be converted to percent by multiplying the decimal by 100 .

Question 12.

\(\frac{480}{600}\) = ___ %

Answer: 80%

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the answer by 100 .

It can be converted to percent by multiplying the decimal by 100 .

Question 13.

\(\frac{518}{700}\) = ___ %

Answer: 74%

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the answer by 100 .

It can be converted to percent by multiplying the decimal by 100 .

**Solve. Show your work.**

Question 14.

Jeremy finished \(\frac{3}{5}\) of his homework. What percent of his homework did he finish?

Answer: 60%

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the answer by 100 .

It can be converted to percent by multiplying the decimal by 100 .

Question 15.

Tracy ran in a marathon, but managed to complete only \(\frac{13}{20}\) of the race.

a. What percent of the marathon did she complete?

Answer: 65%

Explanation:

To convert a fraction to a percent, first divide the numerator by the denominator.

Then multiply the answer by 100 .

It can be converted to percent by multiplying the decimal by 100 .

b. Write each ratio as a fraction and then as a percent.

Answer:

\(\frac{65}{100}\) = 65 %

Explanation:

To convert a fraction to a percent, first multiply the numerator and the denominator with 5.

**Solve. Show your work.**

Question 16.

Katie bought some flour. She used \(\frac{3}{8}\) of it to bake bread. What percent of the flour is left?

Answer: 62.5%

Explanation:

She used \(\frac{3}{8}\) of it to bake bread, it means 37.5% used

100% – 37.5% = 62.5% of the flour is left.

Question 17.

There are 800 members in on astronomy club, and 320 of them are females. What percent of the members are males?

Answer: 60%

Explanation:

800 members in on astronomy club, and 320 of them are females.

it means 40% are females.

100 % – 40% = 60% of the members are males.