multiplying decimals

This area model represents which of the following?

• 2.3 x 2.2

• 5 x 4

• 3.2 x 22

• 2.2 x 3.3

Answer the question to the best of your ability. :)

• 3.0
• 3.4
• 0.4
• 0.12

What decimal is illustrated in the image?

• 0.40
• 0.20
• 0.60
• 1.20

Answer the question to the best of your ability. :)

• 23.9 inches
• 1.335 inches
• 13.35 inches
• 133.5 inches

Answer the question to the best of your ability. :)

• 9.9 ounces
• 99 ounces
• 38.75 ounces
• 990 ounces

Answer the question to the best of your ability. :)

• 6.45 hours
• 1.29 hours
• 12.9 hours
• 64.5 hours

5.2 X 4.6

• 2.392

• 23.92

• 24.25

• 2392

This is a multiplication model that represents the following:

• 8 x 2 = 16
• 0.2 x 0.8 = 0.16
• 0.8 x .16 = 24
• 0.8 x .02 = 1.6

The table shows the speed and number of hours Kay spends riding her bike each day.  
How many miles did Kay bike on Thursday?

• 29.76
• 20.425
• 33
• 31.08

This is a model of which of the following equations?

• 5 x 30
• 30 x .5
• 3 x 5
• .30 x 5