Compare and Order Positive and Negative Fractions

3/5 ____ 1/2

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CCSS.4.NF.A.2

5/9 ___ 2/6

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CCSS.4.NF.A.2

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CCSS.3.NF.A.3D

Charlie had to order 3/5, 4/7, and 2/5 from least to greatest.  What was the order he put them in?

• 4/7, 3/5, 2/5
• 2/5, 4/7, 3/5
• 2/5, 3/5, 4/7
• 3/5, 2/5, 4/7

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CCSS.4.NF.A.2

Which of the following has a value greater than 2/3?

• 1/3
• 2/4
• 4/6
• 3/4

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CCSS.4.NF.A.2

Which list below shows the fractions in order from least to greatest?

• 5/8 < 1/5 < 2/3
• 1/5 < 5/8 < 2/3
• 2/3 < 1/5 < 5/8
• 1/5 < 2/3 < 5/8

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CCSS.4.NF.A.2

Which sign can you put in the blank to make this expression true -2/3 _____ -1/3

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Which sign can you put in the blank to make this expression true: - 3/5 _____ - 2/3

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Order these from least to greatest:

0, -1/2, -2/5, 3/5

• 0, -1/2, -2/5, 3/5

• -1/2, -2/5, 0, 3/5

• -2/5, -1/2, 0, 3/5

• 3/5, -2/5, -1/2, 0

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

How can we compare fractions with different denominators.

• just compare numerators

• find common denominators

• subtract them from 1

• multiply them