Multiply Decimals Using Models

Which equation matches the model?

• 0.4 x 0.3 = 0.12

• 12 x 0.3 = 3.6

• 3 x 4 = 12

• 3 x .12 = 0.36

Based on this model, what is the product of 0.4 and 0.8?

• 32

• 0.032

• 0.32

• 84

What is the product?

• 0.30

• 0.20

• 20

• 0.33

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Which equation can be represented by the shaded parts of the model?

• 80 x 40 = 3,200

• 0.08 x 0.04 = 0.32

• 0.80 x 0.40 = 0.32

• 0.08 x 0.04 = 0.032

The hundredths model in the figure is shaded to represent the multiplying of two numbers.

• 80 x 40 = 3,200

• 0.08 x 0.04 = 0.32

• 0.80 x 0.40 = 0.32

• 0.08 x 0.04 = 0.032

Which equation does this model represent?

• 0.80 x 0.33 = 0.24

• 0.8 x 0.24 = 0.3

• 0.3 x 0.8 = 0.24

• 0.24 x 0.3 = 0.8

Which Equation matches the model? 

• .4 x .2 = 0.8

• 0.6 x 0.1 = 0.06

• 0.2 x 0.4 = 0.8

• 0.2 x 0.4 = 0.08

Which model represents 0.9 x 0.4 = 0.36?

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