Multiplying Two-Digit Whole Numbers Using the Expanded Form

What is the expanded form of the number 15?

• 1 plus 5

• 5 plus 10

• 10 plus 5

• 15 plus 0

When multiplying 12 by 10, what is the result of 10 times 10?

• 100

• 10

• 20

• 120

What is the sum of 100 and 20 when multiplying 12 by 10?

• 140

• 120

• 130

• 110

What is the result of multiplying 5 by 10?

• 50

• 60

• 40

• 30

What is the final product of multiplying 12 by 15 using the expanded form?

• 170

• 150

• 180

• 160