Multiplication as Scaling Review

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What is multiplication as scaling?

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Multiplication as scaling refers to the process of increasing or decreasing a quantity by a certain factor. For example, multiplying by a factor greater than 1 increases the quantity, while multiplying by a factor less than 1 decreases it.

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CCSS.5.NBT.A.2

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What happens when you multiply a number by 1?

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When you multiply any number by 1, the product is the same as the original number. This is known as the identity property of multiplication.

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CCSS.3.OA.B.5

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What does it mean if a product is less than the original number?

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If a product is less than the original number, it means that the number was multiplied by a factor less than 1.

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CCSS.5.NF.B.5A

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What does it mean if a product is greater than the original number?

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If a product is greater than the original number, it means that the number was multiplied by a factor greater than 1.

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CCSS.3.OA.D.9

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CCSS.5.NF.B.4A

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How do you compare products using inequalities?

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You can compare products by determining if one product is less than, greater than, or equal to another product based on the factors being multiplied.

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What is the effect of multiplying by a fraction greater than 1?

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Multiplying by a fraction greater than 1 increases the original number.

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CCSS.5.NF.B.5B

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What is the effect of multiplying by a fraction less than 1?

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Multiplying by a fraction less than 1 decreases the original number.

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CCSS.5.NF.B.5B

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CCSS.5.NF.B.5B

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CCSS.5.NF.B.5A