Multiplying Decimals and Whole Numbers Models

Multiply Decimals

*1 decimal place.

*10th place.

3 x 0.2 =

• 6

• 0.6

• 0.06

• 0.006

Multiply Decimals

*2 decimal places

*100th place

3 x 0.02 =

• 6

• 0.6

• 0.06

• 0.006

Multiply Decimals

2 x 0.4 =

• 8

• 0.8

• 0.08

• 0.008

Multiply Decimals

5 x 0.3 =

• 15

• 1.5

• 0.15

• 0.015

• F

• G

• H

• J

Use the decimal model to find the product.

4 × 0.07 =

Use the decimal model to find the product.

4 × 0.13 =

Use the decimal model to find the product.

3 × 0.21 =

Which equation accurately represents the model ?

• 0.3 x 3= 9

• 0.3 x 0.3=0.9

• 0.3 x 3 =0.90

• 3x3 =9

The hundredths model in the figure is shaded to represent the multiplying of two numbers. Which equation can be represented by the shaded parts of the model?