Multiplication Models STAAR

Which expression does the model represent?

• half

• 5 x 0.1

• 50 x 0.1

• 5 x 1

Devin planted a tree that was 0.17 meters tall. The tree is now 10 times as tall as when she planted it. What is the height of the tree now?

• 17 meters

• 170 meters

• 1.7 meters

• 1,700 meters

Which equation matches the model?

• 2 x 0.3 = 0.6

• 3 x 0.2 = 0.6

• 2 x 3 = 0.6

• 3 x 2 = 6

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

How many groups are in this model? 

• 1

• 2

• 3

• 4

What is the equation for the decimal multiplication model?

• 25 x 8 =200

• 0.25 x 8 = 0.20

• 0.8 x 25 = 2.0

• 8 x 0.25 = 2.00

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

How many groups are in this model? 

• 1

• 2

• 3

• 4

Which color represents the product for this model?

• blue

• white

• pink

• purple

Multiply: 2.3 x 0.7 = 

• 16.1

• 1.61

• 14.1

• 1.41