Multiplication Methods and Representations

This video tutorial explores various methods of multiplication, including the old school method, distributive property, area model, and lattice multiplication. It provides step-by-step examples for each method, demonstrating how to multiply two-digit and three-digit numbers. The video aims to enhance understanding of different multiplication techniques and their applications.

What is the first step in the traditional multiplication method when multiplying 27 by 38?

• Multiply 2 by 3

• Add the results

• Multiply 8 by 7

• Add a zero

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CCSS.6.NS.B.4

How do you express 27 using the distributive property?

• 30 + 8

• 20 + 7

• 15 + 12

• 25 + 2

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CCSS.4.NBT.B.5

What is the result of multiplying 20 by 30 using the distributive property?

• 56

• 600

• 160

• 210

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CCSS.4.NBT.B.5

In the area model multiplication, how is the number 38 represented?

• 40 + 8

• 20 + 18

• 35 + 3

• 30 + 8

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CCSS.4.NBT.B.5

What is the purpose of drawing a table in the area model multiplication?

• To organize multiplication

• To divide numbers

• To add numbers

• To subtract numbers

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CCSS.4.NBT.B.5

In lattice multiplication, what is the first step after setting up the grid?

• Multiply the numbers

• Draw diagonal lines

• Subtract the numbers

• Add the numbers

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CCSS.4.NBT.B.5

How is the number 27 represented in lattice multiplication?

• 20 and 7

• 2 and 7

• 30 and 8

• 3 and 8

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CCSS.HSN.VM.C.11

What is the result of multiplying 6 by 4 in the complex example?

• 24

• 18

• 32

• 28

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CCSS.4.NBT.B.5

In the complex example, what is the final result of multiplying 346 by 74?

• 25604

• 24604

• 26604

• 23604

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CCSS.4.NBT.B.5

Which method involves using diagonal lines to organize the multiplication process?

• Area model

• Lattice multiplication

• Traditional method

• Distributive property

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CCSS.4.NBT.B.5