Finding Equivalent Fractions with Unknown Numerators

This video tutorial teaches how to find equivalent fractions with a specific denominator. It provides step-by-step examples, starting with converting 2/7 to 6/21, then 5/8 to 40/64, and finally 1/12 to 3/36. The instructor emphasizes the importance of multiplying both the numerator and denominator by the same number to maintain equivalence. The video concludes with a call to action for viewers to engage with additional resources and ask questions if needed.

What is the first step in finding an equivalent fraction with a specific denominator?

• Multiply the numerator by the denominator

• Find the greatest common divisor

• Divide the numerator by the denominator

• Multiply both the numerator and denominator by the same number

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

To convert 2/7 to an equivalent fraction with a denominator of 21, what number should both the numerator and denominator be multiplied by?

• 2

• 5

• 4

• 3

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CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the equivalent fraction of 2/7 when the denominator is changed to 21?

• 3/21

• 8/21

• 6/21

• 4/21

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CCSS.3.NF.A.3B

CCSS.4.NF.A.1

To find an equivalent fraction for 5/8 with a denominator of 64, by what number should you multiply?

• 9

• 8

• 7

• 6

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the result of multiplying 5 by 8 in the context of finding an equivalent fraction?

• 30

• 35

• 45

• 40

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CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

What is the equivalent fraction of 5/8 when the denominator is 64?

• 45/64

• 50/64

• 40/64

• 35/64

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

To convert 1/12 to an equivalent fraction with a denominator of 36, what multiplication factor is used?

• 4

• 2

• 5

• 3

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CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the equivalent fraction of 1/12 when the denominator is changed to 36?

• 5/36

• 4/36

• 3/36

• 2/36

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What should you do if you have questions about equivalent fractions after watching the video?

• Guess the answers

• Post questions in the comment section

• Ignore the doubts

• Email the teacher directly

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CCSS.4.NF.A.1

CCSS.5.NF.B.5B

Where can you find additional resources on the topic discussed in the video?

• On the teacher's personal blog

• In textbooks only

• In the video description

• In the attached playlist