Decimal Multiplication Through Visual Representations

The video tutorial explains how to multiply decimals using a number line and visual models. It begins with multiplying tenths, showing how to represent and calculate products on a number line. The tutorial then moves to multiplying 0.2 by 3, using a number line to visualize the process. Finally, it covers multiplying 52 hundredths by 3, using a model to demonstrate the calculation and conversion of hundredths to a decimal format.

What does the number line represent when you multiply 4 times 3 tenths?

• 0.6

• 0.9

• 1.5

• 1.2

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CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

What is the decimal representation of 12 tenths?

• 2.0

• 1.2

• 1.0

• 1.5

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CCSS.5.NBT.A.3A

How many tenths are there in 1.2?

• 11 tenths

• 13 tenths

• 10 tenths

• 12 tenths

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CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

If you multiply 3 times 0.2, what is the result?

• 0.8

• 0.4

• 0.6

• 1.0

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CCSS.6.NS.B.3

Where is 0.2 located on the number line?

• At 4 tenths

• At 3 tenths

• At 2 tenths

• At 1 tenth

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CCSS.6.NS.C.6C

How many tenths do you get when you multiply 3 times 2 tenths?

• 5 tenths

• 4 tenths

• 7 tenths

• 6 tenths

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CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is the product of 52 hundredths times 3?

• 1.56

• 1.52

• 1.50

• 1.60

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CCSS.6.NS.B.3

How do you represent 52 hundredths on a model?

• By shading 5 columns

• By shading 100 columns

• By shading 10 columns

• By shading 52 columns

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CCSS.4.NF.C.6

How many hundredths are there in 1.56?

• 100

• 150

• 156

• 160

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CCSS.5.NBT.A.3A

What is the equivalent of 50 hundredths?

• 0.5

• 0.8

• 0.6

• 0.7

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CCSS.4.NF.C.6