Decimals Models

Place the Decimal point in the product
0.9 x 0.9

• 0.81

• 8.1

• 0.081

• 81

What equation does this model represent?

• 2 x 4 = 8

• 0.2 x 0.4 = 0.8

• 0.2 x 0.4 = 0.08

• 0.4 x 2 = 0.8

What multiplication sentence matches this model?

• 0.3 x 0.8 = 2.4

• 0.3 x 0.8 = 0.024

• 3 x 0.8 = 0.32

• 0.3 x 0.8 = 0.24

What equation is represented by this model?

• 2 x 2 = 4

• 0.02 x 0.02 = 0.04

• 0.2 x 0.2 = 0.4

• 0.2 x 0.2 = 0.04

What equation is represented by the following model?

• 0.4 x 0.6 = 0.24

• 0.04 x 0.06 = 0.024

• 4 x 0.6 = 2.4

• 0.4 x 0.6 = 0.024

What is the product of 2.3 x 2.7?

• 62.1

• 6.21

• 6.01

• 2.07

What is the product of the factors 1.2 x 5.13?

• 6.156

• 15.39

• 1.539

• 61.56

What is the product of 6.31 x 4.7?

• 30.457

• 28.457

• 296.57

• 29.657

James was cutting wire to make circuits in the STEM lab. He cut each piece of wire to exactly 12.5 inches long. How much total wire will he need to make 18 pieces?

• 221 inches

• 225 inches

• 22.5 inches

• 235 inches

Which problem is represented in the model?

• 0.32 - 0.17

• 0.49 - 0.32

• 0.32 + 0.17

• 0.49 - 0.17