Modeling Decimal Multiplication

• The product is 80

• The product is 15

• The product is 0.15

• The quotient is 0.15

What expression does this model represent?

• 0.2 x 0.4

• 2x4

• 4x2

• 0.44 x 0.22

What multiplication equation matches this Area Model?

• 6 + 54

• 45 x 6

• 54 x 6

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

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 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

If you multiply 0.73 by 2.52, how many times would you move the decimal?

• 2
• 3
• 4
• 5

Which equation does this model represent?

• 0.9 + 0.2 = 0.92
• 9 x 0.2 = 1.8
• 0.9 + 0.02 = 0.92
• 0.9 x 0.2 = 0.18

What is the length and width of this area model?

• 2.2 x 3.3
• 6 x 0.6 
• 4 x 6
• 2 x 3

What is the product?

• 6
• 3.1
• 2.3
• 7.13