Double Digit Multiplication Using Area Models

Which model could represent the solution of 27 × 13?

• 
• (20 + 10) + (20 + 3) + (7 + 10) + (7 + 3)

• 
• 

What number is missing from the table?

• 11

• 120

• 50

• 30

Which of the following are example/s of an area model (window model) of multiplication?

• 
• 
• 
• 

If you were multiplying 678 x 29, how would you break apart 29 in this area model?

• 2 + 9

• 2 x 90

• 20 + 9

• 20 + 90

If you were multiplying 562 x 54 how would you break up 562 in this area model?

• 5 + 6 + 2

• 50 + 60 + 2

• 500 + 60 + 2

• 5 + 60 + 200

How do you feel about multiplication using area models?

• I have no clue what I am doing.

• I can't do it on my own, but once someone explains it to me and walks me through the problem it makes sense.

• It takes some work, but I can successfully use area models to solve double digit multiplication problems.

• I completely understand are models and how to use them to solve double digit multiplication problems.

What number should go in the blank to complete the area model?

• 3

• 30

• 300

• 3,000

What number should go in the blank to complete the area model?

• 500

• 600

• 6,000

• 5,000

What problem did Chan solve?

• 20 x 10

• 20 x 34

• 24 x 13

• 500 x 73

What number should go in the blank to complete the area model?

• 2,400

• 32,000

• 24,000

• 3,200