Understanding Fractions and LCM

This video tutorial covers the concept of equivalent fractions, explaining how fractions can be equivalent through multiplication or division. It provides examples of creating and identifying equivalent fractions, simplifying fractions to check for equivalence, and introduces like and unlike fractions. The tutorial also demonstrates how to compare and order fractions using common denominators, with practical examples throughout.

What is an equivalent fraction for 1/2?

• 2/3

• 2/4

• 3/4

• 3/5

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

If you multiply the numerator and denominator of 3/4 by 2, what is the resulting fraction?

• 9/8

• 6/8

• 6/4

• 3/8

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CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What do you multiply 2 by to get 6 in the fraction 1/2 = 3/6?

• 2

• 3

• 5

• 4

What is the simplified form of 8/12?

• 3/4

• 4/5

• 2/3

• 1/2

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CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Are the fractions 1/4 and 1/5 equivalent?

• Sometimes

• No

• Yes

• Cannot be determined

What is the least common multiple (LCM) of 4 and 6?

• 12

• 30

• 24

• 18

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CCSS.4.NF.A.2

Which fraction is greater: 3/4 or 5/6?

• They are equal

• Cannot be determined

• 5/6

• 3/4

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the equivalent fraction of 3/7 when the denominator is 21?

• 15/21

• 9/21

• 12/21

• 6/21

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CCSS.4.NF.A.2

Which fraction is smaller: 3/7 or 1/3?

• Cannot be determined

• 3/7

• 1/3

• They are equal

What is the least common multiple (LCM) of 5 and 15?

• 25

• 10

• 15

• 20