Mastering Division of Fractions with Common Denominators

The video tutorial explains division using colored rods and extends the concept to dividing fractions. It demonstrates how to use common denominators to simplify fraction division and provides examples using fraction bars. The tutorial also covers more challenging examples, including dividing mixed numbers by converting them to improper fractions. The key takeaway is that using common denominators can simplify the process of dividing fractions, similar to using rods of the same color.

How many groups of two red rods are in six red rods?

• 1

• 2

• 3

• 4

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CCSS.2.OA.C.3

What is the result of dividing six white rods by two white rods?

• 1

• 2

• 3

• 4

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CCSS.4.NBT.B.6

CCSS.5.NBT.B.6

Does the color of the rods affect the result of six divided by two?

• Depends on the color

• Sometimes

• No

• Yes

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CCSS.4.NBT.B.6

CCSS.5.NBT.B.6

What is the first step in dividing fractions according to the video?

• Find a common numerator

• Find a common denominator

• Multiply the fractions

• Subtract the fractions

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

How many copies of one-half are in one whole?

• 1

• 2

• 3

• 4

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CCSS.1.G.A.3

What is the quotient of two-thirds divided by one-ninth?

• 9

• 3

• 6

• 12

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CCSS.6.NS.A.1

Why is it easier to divide fractions with a common denominator?

• The fractions are smaller

• The numerators are the same

• The parts are the same size

• The fractions are larger

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CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What is the result of one-ninth divided by one-third?

• One-half

• Three

• One

• One-third

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CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

How do you convert one and two-thirds to an improper fraction?

• 5/3

• 3/2

• 2/3

• 7/3

What is the mixed number form of ten-ninths?

• 1 and 2/9

• 1 and 1/9

• 2 and 1/9

• 2 and 2/9