Simplifying and Comparing Fractions

The video tutorial explains how to compare fractions 21/28 and 6/9 by simplifying them to 3/4 and 2/3, respectively. It emphasizes the importance of simplification and visualization in understanding fractions. The tutorial concludes that 3/4 is greater than 2/3 and hints at future methods for numerical comparison.

Why is it important to simplify fractions before comparing them?

• It is a rule in mathematics.

• It makes calculations faster.

• It helps in understanding the true value of the fractions.

• It makes the numbers smaller.

What is the simplified form of the fraction 21/28?

• 3/4

• 5/7

• 2/3

• 7/9

Which of the following is a step in simplifying 21/28?

• Subtract 7 from both numerator and denominator.

• Add 7 to both numerator and denominator.

• Multiply both numerator and denominator by 7.

• Divide both numerator and denominator by 7.

What is the simplified form of the fraction 6/9?

• 1/2

• 2/3

• 4/5

• 3/5

How can 6/9 be visualized to aid in simplification?

• By multiplying it by 2.

• By grouping it into thirds.

• By subtracting 1 from both numerator and denominator.

• By dividing it into halves.

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CCSS.4.NF.A.2

Which fraction is larger: 2/3 or 3/4?

• 2/3

• They are equal.

• Cannot be determined.

• 3/4

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CCSS.4.NF.A.2

What is a visual method to compare 2/3 and 3/4?

• Converting to percentages.

• Using a number line.

• Drawing and comparing shaded areas.

• Using a calculator.

Tags

CCSS.4.NF.A.2

What is the relationship between 21/28 and 6/9 after simplification?

• 21/28 is greater than 6/9.

• Cannot be determined.

• 21/28 is equal to 6/9.

• 21/28 is less than 6/9.

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CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the equivalent fraction of 6/9?

• 4/5

• 1/3

• 3/4

• 2/3

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CCSS.4.NF.A.2

What is the final conclusion about the comparison of 21/28 and 6/9?

• 21/28 cannot be compared to 6/9.

• 21/28 is less than 6/9.

• 21/28 is equal to 6/9.

• 21/28 is greater than 6/9.

Tags

CCSS.4.NF.A.2