2/16 Task 2: Fraction, Decimal, and Percent Conversions

How do you turn any fraction into a decimal?

• Multiply the numerator by the denominator

• Divide the numerator by the denominator

• Add the numerator and denominator

• Subtract the numerator from the denominator

Answer explanation

The process to turn a fraction into a decimal involves division. Specifically, you divide the numerator (the top number) by the denominator (the bottom number). The other options, such as multiplying or adding the numerator and denominator, or subtracting the numerator from the denominator, do not result in a decimal representation of the fraction.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

What is the decimal equivalent of 3/4?

• 0.25

• 0.5

• 0.75

• 1.25

Answer explanation

The question asks for the decimal equivalent of the fraction 3/4. The correct decimal equivalent of 3/4 is 0.75. This is because when you divide 3 by 4, the result is 0.75. Therefore, the correct answer is 0.75.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

What is the decimal equivalent of 82%?

• 0.82

• 
  0.8

• 8.2

• 0.082

Answer explanation

The question asks for the decimal equivalent of the fraction 2/9. The correct answer is 0.2 with a bar over it, which indicates that the number 2 repeats indefinitely. This is the decimal representation of the fraction 2/9. The other options provided do not accurately represent this fraction.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

Write 3/4 as a percent.

• 25%

• 50%

• 75%

• 100%

Answer explanation

The question asks for the percent equivalent of 3/4. Percentages are a way of expressing a fraction out of 100. Therefore, to convert the fraction 3/4 to a percentage, we divide 3 by 4 and then multiply by 100, which gives us 75%. Hence, the correct answer is 75%.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

How do you convert a decimal to a percent? (more than one is correct!)

• Multiply the decimal by 100

• Divide the decimal by 100

• Move the decimal two places to the left

• Move the decimal two places to the right

Answer explanation

To convert a decimal to a percent, you can either multiply the decimal by 100 or move the decimal two places to the right. Both methods will give you the equivalent percentage. Dividing the decimal by 100 or moving the decimal two places to the left will not give the correct conversion.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

What is the percent equivalent of 0.89?

• 0.089%

• 0.89%

• 8.9%

• 89%

Answer explanation

The question asks for the percent equivalent of 0.89. To convert a decimal to a percentage, we multiply by 100. Therefore, 0.89 multiplied by 100 equals 89. Hence, the correct answer is 89%.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

What is the percent equivalent of 0.3579?

• 0.03579%

• 0.3579%

• 3.579%

• 35.79%

Answer explanation

The question asks for the percent equivalent of 0.3579. To convert a decimal to a percentage, we multiply by 100. So, 0.3579 * 100 equals 35.79. Therefore, the correct answer is 35.79%.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

How do you convert a percent to a decimal? (more than one correct answer)

• Multiply the percent by 100

• Divide the percent by 100

• Move the decimal two places to the left

• Move the decimal two places to the right

Answer explanation

To convert a percent to a decimal, you can either divide the percent by 100 or move the decimal two places to the left. Both methods will give you the same result. For example, if you have 50%, dividing by 100 gives you 0.5, and moving the decimal two places to the left also gives you 0.5.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

Write 5% as a decimal.

• 5

• 0.5

• 0.05

• 0.005

Answer explanation

The question asks to convert 5% into a decimal. Percent means 'per 100'. So, 5% can be written as 5/100. When you divide 5 by 100, you get 0.05. Therefore, the correct answer is 0.05.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d

James took a quiz and got a score of 17/20. What percent did he get correct?

• 17%

• 85%

• 118%

• 80%

Answer explanation

The question asks for the grade percentage of James who got 15 correct answers out of 20. To find the percentage, we divide the number of correct answers by the total number of questions and multiply by 100. So, (15/20)*100 = 75%. Therefore, the correct answer is 75%.

Tags

CCSS.MATH.CONTENT.7.EE.A.2

CCSS.MATH.CONTENT.7.NS.A.2.d