Multiply Decimals with Visual Models

• The product is 80

• The product is 15

• The product is 0.15

• The quotient is 0.15

• 0.2 x 0.04 = 0.2

• 0.2 x 0.2 = 0.4

• 0.2 x 0.2 = 4

• 0.2 x 0.2 = 0.04

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

• 32

• 0.032

• 0.32

• 84

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

• F

• G

• H

• J

Which equation matches the picture?

• 6 x 2

• 2 x 0.3

• 3 x 0.2

• 0.6 x 3

Which equation matches the model?

• 0.25 x 4 = 2

• 0.25 x 8 = 2

• 25 x 8 = 200

• 2.5 x 0.8 = 2.0

Use a quick picture to multiply 3 x 0.16. Then, multiply the result by 3 again. What is the final product?

Which equation matches the picture?

• 5 x 0.2 = 1

• 28 x 5 = 14

• 0.28 x 5 = 1.4

• 28 x 0.5 =1.4

This hundredths grid shows the following problem:

​ (a)   x​ (b)   =​ (c)  

• 0.4

• 0.3

• 0.12

• 0.04

• 0.03

• 1.2

• 3

• 4

• 12

• 0.70