Finding the Least Common Denominator and Comparing Fractions

This video tutorial by Make Steve Tutorials teaches how to find a common denominator for fractions, a crucial step for comparing or adding them. It explains that multiplying or dividing both the numerator and denominator by the same number does not change the fraction's value. The video provides several examples of comparing fractions by finding the least common multiple and adjusting the fractions accordingly. It concludes with a call to action for viewers to subscribe and comment.

Why is it important to find a common denominator when working with fractions?

• To convert fractions to decimals

• To find the greatest common divisor

• To compare or add fractions

• To simplify the fractions

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CCSS.5.NF.A.1

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What happens to the value of a fraction if both the numerator and denominator are multiplied by the same number?

• The value of the fraction increases

• The value of the fraction decreases

• The value of the fraction remains the same

• The fraction becomes an improper fraction

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CCSS.3.NF.A.3A

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If you multiply 1/2 by 3, what fraction do you get?

• 3/6

• 3/2

• 6/3

• 1/6

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CCSS.4.NF.B.4B

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What is the least common multiple (LCM) of 3 and 9?

• 3

• 6

• 9

• 12

When comparing 1/3 and 2/9, what is the common denominator used?

• 12

• 6

• 9

• 3

What is the result of multiplying 3/5 by 4?

• 8/20

• 12/20

• 15/20

• 9/20

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CCSS.4.NF.B.4B

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What is the least common multiple (LCM) of 2, 3, and 4?

• 12

• 10

• 8

• 6

Which fraction is the largest: 1/2, 2/3, or 3/4?

• They are all equal

• 3/4

• 2/3

• 1/2

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CCSS.4.NF.A.2

What is the least common multiple (LCM) of 6, 8, and 12?

• 24

• 18

• 30

• 12

Which fraction is the smallest: 5/6, 7/8, or 11/12?

• 5/6

• 7/8

• They are all equal

• 11/12

Tags

CCSS.4.NF.A.2