Math Solving Proportions

Use Cross Product Property to solve the proportion

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CCSS.6.EE.B.7

48 pens are packaged in 4 boxes. How many pens are packaged in 9 boxes?

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CCSS.3.OA.A.3

It costs $10.50 for 3 medium pizzas. How much does it cost to buy 10 medium pizzas?

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CCSS.6.RP.A.3B

• 33.75

• 6.67

• 2.4

• 1.67

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CCSS.5.NBT.B.7

• 1

• 3

• 12

• 4

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CCSS.4.NF.A.1

CCSS.5.NF.B.5B

• 4

• 12

• 3

• 1

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CCSS.7.RP.A.2B

• 3

• 5.3

• 1.08

• 27

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CCSS.7.RP.A.2B

• 27
• 12
• 1.333
• 3.67

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CCSS.7.RP.A.3

Solve the proportion:

• 15

• 5

• 10

• 12

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CCSS.7.RP.A.2B

• 10.8

• 7.5

• 54

• 3.3

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CCSS.3.NF.A.3B

CCSS.4.NF.A.1