Mastering Multiplication with Expanded Form

The video tutorial demonstrates how to multiply numbers using the expanded form and the distributive property. It provides two examples: multiplying 4 by 138 and 3 by 1352. Each example involves breaking down the numbers into their place values, using a model to visualize the process, and applying the distributive property to find the product. The video concludes with a call to action for viewers to like and subscribe for more content.

What is the first step in multiplying using expanded form?

• Break down the number into place values

• Draw a model

• Add the partial products

• Use the distributive property

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CCSS.4.NBT.B.5

How do you break down the number 138?

• Into tens and ones

• Into hundreds, tens, and ones

• Into hundreds and ones

• Into thousands, hundreds, tens, and ones

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CCSS.2.NBT.A.3

What is the result of 4 times 100?

• 32

• 552

• 120

• 400

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CCSS.5.NBT.B.5

What is the sum of the partial products for 4 times 138?

• 32

• 552

• 400

• 120

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CCSS.4.NBT.B.5

How do you break down the number 1352?

• Into tens and ones

• Into hundreds and ones

• Into hundreds, tens, and ones

• Into thousands, hundreds, tens, and ones

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CCSS.4.NBT.A.2

What is the result of 3 times 1000?

• 3000

• 900

• 150

• 6

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CCSS.5.NBT.B.5

What is the sum of the partial products for 3 times 1352?

• 150

• 3000

• 900

• 4056

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CCSS.4.NBT.B.5

What property of multiplication is used in these examples?

• Distributive Property

• Associative Property

• Commutative Property

• Identity Property

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CCSS.3.OA.B.5